136568250 has 384 divisors, whose sum is σ = 490613760. Its totient is φ = 26611200.

The previous prime is 136568233. The next prime is 136568251. The reversal of 136568250 is 52865631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136568251) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4709236 + ... + 4709264.

It is an arithmetic number, because the mean of its divisors is an integer number (1277640).

Almost surely, 2^136568250 is an apocalyptic number.

136568250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 136568250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245306880).

136568250 is an abundant number, since it is smaller than the sum of its proper divisors (354045510).

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

136568250 is a wasteful number, since it uses less digits than its factorization.

136568250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 136568250 is about 11686.2419108968. The cubic root of 136568250 is about 514.9715634533.

The spelling of 136568250 in words is "one hundred thirty-six million, five hundred sixty-eight thousand, two hundred fifty".