389604546 has 32 divisors (see below), whose sum is σ = 866599680. Its totient is φ = 129746448.

The previous prime is 389604541. The next prime is 389604563. The reversal of 389604546 is 645406983.

389604546 is a `hidden beast` number, since 38 + 9 + 604 + 5 + 4 + 6 = 666.

It is a super-2 number, since 2×389604546² = 303583404527732232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (389604541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68940 + ... + 74376.

It is an arithmetic number, because the mean of its divisors is an integer number (27081240).

Almost surely, 2^389604546 is an apocalyptic number.

389604546 is an abundant number, since it is smaller than the sum of its proper divisors (476995134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

389604546 is a wasteful number, since it uses less digits than its factorization.

389604546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775 (or 6769 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 389604546 is about 19738.4028229236. The cubic root of 389604546 is about 730.3673299874.

The spelling of 389604546 in words is "three hundred eighty-nine million, six hundred four thousand, five hundred forty-six".