42868616 has 32 divisors (see below), whose sum is σ = 94106880. Its totient is φ = 17923200.

The previous prime is 42868603. The next prime is 42868627. The reversal of 42868616 is 61686824.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7040 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (2940840).

Almost surely, 2^42868616 is an apocalyptic number.

It is an amenable number.

42868616 is an abundant number, since it is smaller than the sum of its proper divisors (51238264).

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

42868616 is a wasteful number, since it uses less digits than its factorization.

42868616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18725 (or 18721 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 42868616 is about 6547.4129242014. The cubic root of 42868616 is about 349.9826277092.

The spelling of 42868616 in words is "forty-two million, eight hundred sixty-eight thousand, six hundred sixteen".