626423426 has 16 divisors (see below), whose sum is σ = 1010136960. Its totient is φ = 290412720.

The previous prime is 626423419. The next prime is 626423449. The reversal of 626423426 is 624324626.

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, 173585 + ... + 177156.

It is an arithmetic number, because the mean of its divisors is an integer number (63133560).

Almost surely, 2^626423426 is an apocalyptic number.

626423426 is a deficient number, since it is larger than the sum of its proper divisors (383713534).

626423426 is a wasteful number, since it uses less digits than its factorization.

626423426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350809.

The product of its digits is 82944, while the sum is 35.

The square root of 626423426 is about 25028.4523292991. The cubic root of 626423426 is about 855.6365543360.

The spelling of 626423426 in words is "six hundred twenty-six million, four hundred twenty-three thousand, four hundred twenty-six".