64464602 has 4 divisors (see below), whose sum is σ = 96696906. Its totient is φ = 32232300.

The previous prime is 64464599. The next prime is 64464613. The reversal of 64464602 is 20646446.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20646446 = 2 ⋅10323223.

It can be written as a sum of positive squares in only one way, i.e., 34445161 + 30019441 = 5869^2 + 5479^2 .

It is a super-2 number, since 2×64464602² = 8311369822036808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16116149 + ... + 16116152.

Almost surely, 2^64464602 is an apocalyptic number.

64464602 is a deficient number, since it is larger than the sum of its proper divisors (32232304).

64464602 is a wasteful number, since it uses less digits than its factorization.

64464602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32232303.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 64464602 is about 8028.9851164391. The cubic root of 64464602 is about 400.9655880570.

The spelling of 64464602 in words is "sixty-four million, four hundred sixty-four thousand, six hundred two".