64170004 has 6 divisors (see below), whose sum is σ = 112297514. Its totient is φ = 32085000.

The previous prime is 64169983. The next prime is 64170077. The reversal of 64170004 is 40007146.

It can be written as a sum of positive squares in only one way, i.e., 58553104 + 5616900 = 7652^2 + 2370^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8021247 + ... + 8021254.

Almost surely, 2^64170004 is an apocalyptic number.

It is an amenable number.

64170004 is a deficient number, since it is larger than the sum of its proper divisors (48127510).

64170004 is a wasteful number, since it uses less digits than its factorization.

64170004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16042505 (or 16042503 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 64170004 is about 8010.6182033598. The cubic root of 64170004 is about 400.3538618621.

The spelling of 64170004 in words is "sixty-four million, one hundred seventy thousand, four".