64903232 has 14 divisors (see below), whose sum is σ = 128792478. Its totient is φ = 32451584.

The previous prime is 64903231. The next prime is 64903249. The reversal of 64903232 is 23230946.

It can be written as a sum of positive squares in only one way, i.e., 64899136 + 4096 = 8056^2 + 64^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64903195 and 64903204.

It is not an unprimeable number, because it can be changed into a prime (64903231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506993 + ... + 507120.

Almost surely, 2^64903232 is an apocalyptic number.

It is an amenable number.

64903232 is a deficient number, since it is larger than the sum of its proper divisors (63889246).

64903232 is a wasteful number, since it uses less digits than its factorization.

64903232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014125 (or 1014115 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 64903232 is about 8056.2542164458. The cubic root of 64903232 is about 401.8729497931.

The spelling of 64903232 in words is "sixty-four million, nine hundred three thousand, two hundred thirty-two".