232067664 has 60 divisors (see below), whose sum is σ = 653517696. Its totient is φ = 76873536.

The previous prime is 232067621. The next prime is 232067683. The reversal of 232067664 is 466760232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18529 + ... + 28415.

Almost surely, 2^232067664 is an apocalyptic number.

232067664 is a gapful number since it is divisible by the number (24) 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 232067664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326758848).

232067664 is an abundant number, since it is smaller than the sum of its proper divisors (421450032).

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

232067664 is a wasteful number, since it uses less digits than its factorization.

232067664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10064 (or 10055 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 232067664 is about 15233.7672294151. The cubic root of 232067664 is about 614.5230964701.

The spelling of 232067664 in words is "two hundred thirty-two million, sixty-seven thousand, six hundred sixty-four".