136517632 has 48 divisors (see below), whose sum is σ = 275184000. Its totient is φ = 67706880.

The previous prime is 136517617. The next prime is 136517639. The reversal of 136517632 is 236715631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136517639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390994 + ... + 391342.

It is an arithmetic number, because the mean of its divisors is an integer number (5733000).

Almost surely, 2^136517632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136517632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137592000).

136517632 is an abundant number, since it is smaller than the sum of its proper divisors (138666368).

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

136517632 is an equidigital number, since it uses as much as digits as its factorization.

136517632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 542 counting only the distinct ones).

The product of its digits is 22680, while the sum is 34.

The square root of 136517632 is about 11684.0760011222. The cubic root of 136517632 is about 514.9079321389.

The spelling of 136517632 in words is "one hundred thirty-six million, five hundred seventeen thousand, six hundred thirty-two".