402416579 has 8 divisors (see below), whose sum is σ = 420113952. Its totient is φ = 384736000.

The previous prime is 402416543. The next prime is 402416587. The reversal of 402416579 is 975614204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402416579 - 2²⁸ = 133981123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402416479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89837 + ... + 94209.

It is an arithmetic number, because the mean of its divisors is an integer number (52514244).

Almost surely, 2^402416579 is an apocalyptic number.

402416579 is a deficient number, since it is larger than the sum of its proper divisors (17697373).

402416579 is a wasteful number, since it uses less digits than its factorization.

402416579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8397.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 402416579 is about 20060.3235018780. The cubic root of 402416579 is about 738.2871138252.

The spelling of 402416579 in words is "four hundred two million, four hundred sixteen thousand, five hundred seventy-nine".