64366004 has 6 divisors (see below), whose sum is σ = 112640514. Its totient is φ = 32183000.

The previous prime is 64365997. The next prime is 64366019. The reversal of 64366004 is 40066346.

It can be written as a sum of positive squares in only one way, i.e., 42276004 + 22090000 = 6502^2 + 4700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8045747 + ... + 8045754.

It is an arithmetic number, because the mean of its divisors is an integer number (18773419).

Almost surely, 2^64366004 is an apocalyptic number.

It is an amenable number.

64366004 is a deficient number, since it is larger than the sum of its proper divisors (48274510).

64366004 is a wasteful number, since it uses less digits than its factorization.

64366004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16091505 (or 16091503 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 64366004 is about 8022.8426383670. The cubic root of 64366004 is about 400.7610593865.

The spelling of 64366004 in words is "sixty-four million, three hundred sixty-six thousand, four".