42940476 has 24 divisors (see below), whose sum is σ = 111327440. Its totient is φ = 14313456.

The previous prime is 42940463. The next prime is 42940481. The reversal of 42940476 is 67404924.

42940476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 42940476.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198691 + ... + 198906.

Almost surely, 2^42940476 is an apocalyptic number.

It is an amenable number.

42940476 is an abundant number, since it is smaller than the sum of its proper divisors (68386964).

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

42940476 is a wasteful number, since it uses less digits than its factorization.

42940476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397610 (or 397602 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 42940476 is about 6552.8982900698. The cubic root of 42940476 is about 350.1780753686.

The spelling of 42940476 in words is "forty-two million, nine hundred forty thousand, four hundred seventy-six".