42628712 has 16 divisors (see below), whose sum is σ = 91347360. Its totient is φ = 18269424.

The previous prime is 42628709. The next prime is 42628759. The reversal of 42628712 is 21782624.

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, 380558 + ... + 380669.

It is an arithmetic number, because the mean of its divisors is an integer number (5709210).

Almost surely, 2^42628712 is an apocalyptic number.

It is an amenable number.

42628712 is an abundant number, since it is smaller than the sum of its proper divisors (48718648).

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

42628712 is a wasteful number, since it uses less digits than its factorization.

42628712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761240 (or 761236 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 42628712 is about 6529.0667020639. The cubic root of 42628712 is about 349.3285412327.

The spelling of 42628712 in words is "forty-two million, six hundred twenty-eight thousand, seven hundred twelve".