42047158 has 16 divisors (see below), whose sum is σ = 65691360. Its totient is φ = 20160000.

The previous prime is 42047147. The next prime is 42047167. The reversal of 42047158 is 85174024.

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, 6358 + ... + 11158.

It is an arithmetic number, because the mean of its divisors is an integer number (4105710).

Almost surely, 2^42047158 is an apocalyptic number.

42047158 is a deficient number, since it is larger than the sum of its proper divisors (23644202).

42047158 is a wasteful number, since it uses less digits than its factorization.

42047158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983.

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 42047158 is about 6484.3779963848. The cubic root of 42047158 is about 347.7327130216.

The spelling of 42047158 in words is "forty-two million, forty-seven thousand, one hundred fifty-eight".