136233240 has 256 divisors, whose sum is σ = 509483520. Its totient is φ = 28631040.

The previous prime is 136233217. The next prime is 136233263. The reversal of 136233240 is 42332631.

136233240 = T₁ + T₂ + ... + T₉₃₄.

136233240 is a nontrivial binomial coefficient, being equal to C(936, 3).

It is an interprime number because it is at equal distance from previous prime (136233217) and next prime (136233263).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 136233240.

It is a congruent number.

It is an unprimeable number.

It is the 934-th tetrahedral number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 291487 + ... + 291953.

It is an arithmetic number, because the mean of its divisors is an integer number (1990170).

Almost surely, 2^136233240 is an apocalyptic number.

136233240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136233240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254741760).

136233240 is an abundant number, since it is smaller than the sum of its proper divisors (373250280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136233240 is a wasteful number, since it uses less digits than its factorization.

136233240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 136233240 is about 11671.8995883275. The cubic root of 136233240 is about 514.5501334264.

Adding to 136233240 its reverse (42332631), we get a palindrome (178565871).

The spelling of 136233240 in words is "one hundred thirty-six million, two hundred thirty-three thousand, two hundred forty".