42862916 has 48 divisors (see below), whose sum is σ = 82627776. Its totient is φ = 19375104.

The previous prime is 42862907. The next prime is 42862921. The reversal of 42862916 is 61926824.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42862916.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312800 + ... + 312936.

It is an arithmetic number, because the mean of its divisors is an integer number (1721412).

Almost surely, 2^42862916 is an apocalyptic number.

It is an amenable number.

42862916 is a deficient number, since it is larger than the sum of its proper divisors (39764860).

42862916 is a wasteful number, since it uses less digits than its factorization.

42862916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 306 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 42862916 is about 6546.9776233007. The cubic root of 42862916 is about 349.9671152777.

The spelling of 42862916 in words is "forty-two million, eight hundred sixty-two thousand, nine hundred sixteen".