42366579 has 16 divisors (see below), whose sum is σ = 57805440. Its totient is φ = 27593280.

The previous prime is 42366563. The next prime is 42366587. The reversal of 42366579 is 97566324.

It is not a de Polignac number, because 42366579 - 2⁴ = 42366563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42366579.

It is not an unprimeable number, because it can be changed into a prime (42366509) 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, 25527 + ... + 27135.

It is an arithmetic number, because the mean of its divisors is an integer number (3612840).

Almost surely, 2^42366579 is an apocalyptic number.

42366579 is a deficient number, since it is larger than the sum of its proper divisors (15438861).

42366579 is a wasteful number, since it uses less digits than its factorization.

42366579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810.

The product of its digits is 272160, while the sum is 42.

The square root of 42366579 is about 6508.9614378947. The cubic root of 42366579 is about 348.6110367339.

The spelling of 42366579 in words is "forty-two million, three hundred sixty-six thousand, five hundred seventy-nine".