64616232 has 16 divisors (see below), whose sum is σ = 161540640. Its totient is φ = 21538736.

The previous prime is 64616219. The next prime is 64616239. The reversal of 64616232 is 23261646.

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 64616232.

It is not an unprimeable number, because it can be changed into a prime (64616239) 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, 1346148 + ... + 1346195.

It is an arithmetic number, because the mean of its divisors is an integer number (10096290).

Almost surely, 2^64616232 is an apocalyptic number.

It is an amenable number.

64616232 is an abundant number, since it is smaller than the sum of its proper divisors (96924408).

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

64616232 is a wasteful number, since it uses less digits than its factorization.

64616232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692352 (or 2692348 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 64616232 is about 8038.4222332495. The cubic root of 64616232 is about 401.2797181044.

Adding to 64616232 its reverse (23261646), we get a palindrome (87877878).

The spelling of 64616232 in words is "sixty-four million, six hundred sixteen thousand, two hundred thirty-two".