64498472 has 16 divisors (see below), whose sum is σ = 122918100. Its totient is φ = 31720320.

The previous prime is 64498457. The next prime is 64498481. The reversal of 64498472 is 27489446.

It can be written as a sum of positive squares in 2 ways, for example, as 64416676 + 81796 = 8026^2 + 286^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65597 + ... + 66572.

Almost surely, 2^64498472 is an apocalyptic number.

It is an amenable number.

64498472 is a deficient number, since it is larger than the sum of its proper divisors (58419628).

64498472 is a wasteful number, since it uses less digits than its factorization.

64498472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132236 (or 132232 counting only the distinct ones).

The product of its digits is 387072, while the sum is 44.

The square root of 64498472 is about 8031.0940724163. The cubic root of 64498472 is about 401.0357988202.

The spelling of 64498472 in words is "sixty-four million, four hundred ninety-eight thousand, four hundred seventy-two".