38158882 has 8 divisors (see below), whose sum is σ = 57379500. Its totient is φ = 19032384.

The previous prime is 38158873. The next prime is 38158889. The reversal of 38158882 is 28885183.

It can be written as a sum of positive squares in 2 ways, for example, as 34468641 + 3690241 = 5871^2 + 1921^2 .

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

It is a super-2 number, since 2×38158882² = 2912200550979848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38158889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22507 + ... + 24142.

Almost surely, 2^38158882 is an apocalyptic number.

38158882 is a deficient number, since it is larger than the sum of its proper divisors (19220618).

38158882 is a wasteful number, since it uses less digits than its factorization.

38158882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47060.

The product of its digits is 122880, while the sum is 43.

The square root of 38158882 is about 6177.2875924632. The cubic root of 38158882 is about 336.6654482632.

The spelling of 38158882 in words is "thirty-eight million, one hundred fifty-eight thousand, eight hundred eighty-two".