42569158 has 16 divisors (see below), whose sum is σ = 69534000. Its totient is φ = 19468512.

The previous prime is 42569141. The next prime is 42569171. The reversal of 42569158 is 85196524.

It is a self number, because there is not a number n which added to its sum of digits gives 42569158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18213 + ... + 20416.

It is an arithmetic number, because the mean of its divisors is an integer number (4345875).

Almost surely, 2^42569158 is an apocalyptic number.

42569158 is a deficient number, since it is larger than the sum of its proper divisors (26964842).

42569158 is a wasteful number, since it uses less digits than its factorization.

42569158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38679.

The product of its digits is 86400, while the sum is 40.

The square root of 42569158 is about 6524.5044256250. The cubic root of 42569158 is about 349.1657901473.

The spelling of 42569158 in words is "forty-two million, five hundred sixty-nine thousand, one hundred fifty-eight".