136737234 has 80 divisors (see below), whose sum is σ = 316794456. Its totient is φ = 44064000.

The previous prime is 136737221. The next prime is 136737253. The reversal of 136737234 is 432737631.

It can be written as a sum of positive squares in 4 ways, for example, as 119968209 + 16769025 = 10953^2 + 4095^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 998014 + ... + 998150.

Almost surely, 2^136737234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136737234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158397228).

136737234 is an abundant number, since it is smaller than the sum of its proper divisors (180057222).

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

136737234 is a wasteful number, since it uses less digits than its factorization.

136737234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 304 counting only the distinct ones).

The product of its digits is 63504, while the sum is 36.

The square root of 136737234 is about 11693.4697160424. The cubic root of 136737234 is about 515.1838775327.

The spelling of 136737234 in words is "one hundred thirty-six million, seven hundred thirty-seven thousand, two hundred thirty-four".