64238232 has 16 divisors (see below), whose sum is σ = 160595640. Its totient is φ = 21412736.

The previous prime is 64238227. The next prime is 64238233. The reversal of 64238232 is 23283246.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 64238232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64238233) 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, 1338273 + ... + 1338320.

Almost surely, 2^64238232 is an apocalyptic number.

It is an amenable number.

64238232 is an abundant number, since it is smaller than the sum of its proper divisors (96357408).

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

64238232 is a wasteful number, since it uses less digits than its factorization.

64238232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676602 (or 2676598 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 64238232 is about 8014.8756696533. The cubic root of 64238232 is about 400.4957021114.

The spelling of 64238232 in words is "sixty-four million, two hundred thirty-eight thousand, two hundred thirty-two".