42319158 has 16 divisors (see below), whose sum is σ = 96729600. Its totient is φ = 12091176.

The previous prime is 42319153. The next prime is 42319187. The reversal of 42319158 is 85191324.

It is a super-2 number, since 2×42319158² = 3581822267657928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42319153) 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, 503758 + ... + 503841.

It is an arithmetic number, because the mean of its divisors is an integer number (6045600).

Almost surely, 2^42319158 is an apocalyptic number.

42319158 is an abundant number, since it is smaller than the sum of its proper divisors (54410442).

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

42319158 is a wasteful number, since it uses less digits than its factorization.

42319158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007611.

The product of its digits is 8640, while the sum is 33.

The square root of 42319158 is about 6505.3176709520. The cubic root of 42319158 is about 348.4809211561.

The spelling of 42319158 in words is "forty-two million, three hundred nineteen thousand, one hundred fifty-eight".