626742 has 12 divisors (see below), whose sum is σ = 1357980. Its totient is φ = 208908.

The previous prime is 626741. The next prime is 626749. The reversal of 626742 is 247626.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17392 + ... + 17427.

It is an arithmetic number, because the mean of its divisors is an integer number (113165).

2⁶²⁶⁷⁴² is an apocalyptic number.

626742 is an abundant number, since it is smaller than the sum of its proper divisors (731238).

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

626742 is a wasteful number, since it uses less digits than its factorization.

626742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34827 (or 34824 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 626742 is about 791.6703859562. The cubic root of 626742 is about 85.5781577310.

The spelling of 626742 in words is "six hundred twenty-six thousand, seven hundred forty-two".