627942 has 16 divisors (see below), whose sum is σ = 1435392. Its totient is φ = 179400.

The previous prime is 627919. The next prime is 627943. The reversal of 627942 is 249726.

It is a happy number.

627942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×627942² = 788622310728, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 627942.

It is not an unprimeable number, because it can be changed into a prime (627943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7434 + ... + 7517.

It is an arithmetic number, because the mean of its divisors is an integer number (89712).

2⁶²⁷⁹⁴² is an apocalyptic number.

627942 is an abundant number, since it is smaller than the sum of its proper divisors (807450).

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

627942 is a wasteful number, since it uses less digits than its factorization.

627942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14963.

The product of its digits is 6048, while the sum is 30.

The square root of 627942 is about 792.4279147027. The cubic root of 627942 is about 85.6327407000.

The spelling of 627942 in words is "six hundred twenty-seven thousand, nine hundred forty-two".