42380882 has 4 divisors (see below), whose sum is σ = 63571326. Its totient is φ = 21190440.

The previous prime is 42380837. The next prime is 42380957. The reversal of 42380882 is 28808324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37589161 + 4791721 = 6131^2 + 2189^2 .

It is a super-2 number, since 2×42380882² = 3592278318195848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10595219 + ... + 10595222.

Almost surely, 2^42380882 is an apocalyptic number.

42380882 is a deficient number, since it is larger than the sum of its proper divisors (21190444).

42380882 is a wasteful number, since it uses less digits than its factorization.

42380882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21190443.

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 42380882 is about 6510.0600611669. The cubic root of 42380882 is about 348.6502627997.

The spelling of 42380882 in words is "forty-two million, three hundred eighty thousand, eight hundred eighty-two".