579978 has 24 divisors (see below), whose sum is σ = 1436448. Its totient is φ = 165672.

The previous prime is 579973. The next prime is 579983. The reversal of 579978 is 879975.

579978 is a `hidden beast` number, since 579 + 9 + 78 = 666.

It is an interprime number because it is at equal distance from previous prime (579973) and next prime (579983).

It is not an unprimeable number, because it can be changed into a prime (579973) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2176 + ... + 2427.

It is an arithmetic number, because the mean of its divisors is an integer number (59852).

2⁵⁷⁹⁹⁷⁸ is an apocalyptic number.

579978 is an abundant number, since it is smaller than the sum of its proper divisors (856470).

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

579978 is a wasteful number, since it uses less digits than its factorization.

579978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618 (or 4615 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 579978 is about 761.5628667418. The cubic root of 579978 is about 83.3944547147.

The spelling of 579978 in words is "five hundred seventy-nine thousand, nine hundred seventy-eight".