64677232 has 10 divisors (see below), whose sum is σ = 125312168. Its totient is φ = 32338608.

The previous prime is 64677229. The next prime is 64677233. The reversal of 64677232 is 23277646.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 64677191 and 64677200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64677233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021148 + ... + 2021179.

Almost surely, 2^64677232 is an apocalyptic number.

It is an amenable number.

64677232 is a deficient number, since it is larger than the sum of its proper divisors (60634936).

64677232 is a wasteful number, since it uses less digits than its factorization.

64677232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042335 (or 4042329 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 64677232 is about 8042.2156151150. The cubic root of 64677232 is about 401.4059524543.

The spelling of 64677232 in words is "sixty-four million, six hundred seventy-seven thousand, two hundred thirty-two".