64652276 has 24 divisors (see below), whose sum is σ = 123037824. Its totient is φ = 29547360.

The previous prime is 64652261. The next prime is 64652279. The reversal of 64652276 is 67225646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64652279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680 + ... + 11391.

It is an arithmetic number, because the mean of its divisors is an integer number (5126576).

Almost surely, 2^64652276 is an apocalyptic number.

It is an amenable number.

64652276 is a deficient number, since it is larger than the sum of its proper divisors (58385548).

64652276 is a wasteful number, since it uses less digits than its factorization.

64652276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12191 (or 12189 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 64652276 is about 8040.6639029374. The cubic root of 64652276 is about 401.3543177170.

The spelling of 64652276 in words is "sixty-four million, six hundred fifty-two thousand, two hundred seventy-six".