42140976 has 20 divisors (see below), whose sum is σ = 108864312. Its totient is φ = 14046976.

The previous prime is 42140957. The next prime is 42141017. The reversal of 42140976 is 67904124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438921 + ... + 439016.

Almost surely, 2^42140976 is an apocalyptic number.

It is an amenable number.

42140976 is an abundant number, since it is smaller than the sum of its proper divisors (66723336).

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

42140976 is a wasteful number, since it uses less digits than its factorization.

42140976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877948 (or 877942 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 42140976 is about 6491.6081212593. The cubic root of 42140976 is about 347.9911478789.

The spelling of 42140976 in words is "forty-two million, one hundred forty thousand, nine hundred seventy-six".