232309792134 has 72 divisors (see below), whose sum is σ = 586215236880. Its totient is φ = 66294904032.

The previous prime is 232309792063. The next prime is 232309792139. The reversal of 232309792134 is 431297903232.

It is a self number, because there is not a number n which added to its sum of digits gives 232309792134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232309792139) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 583032 + ... + 896964.

It is an arithmetic number, because the mean of its divisors is an integer number (8141878290).

Almost surely, 2^232309792134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232309792134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293107618440).

232309792134 is an abundant number, since it is smaller than the sum of its proper divisors (353905444746).

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

232309792134 is a wasteful number, since it uses less digits than its factorization.

232309792134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314794 (or 314784 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 232309792134 in words is "two hundred thirty-two billion, three hundred nine million, seven hundred ninety-two thousand, one hundred thirty-four".