626226630 has 32 divisors (see below), whose sum is σ = 1537899264. Its totient is φ = 163109856.

The previous prime is 626226613. The next prime is 626226659. The reversal of 626226630 is 36622626.

It is a junction number, because it is equal to n+sod(n) for n = 626226591 and 626226600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241434 + ... + 244013.

It is an arithmetic number, because the mean of its divisors is an integer number (48059352).

Almost surely, 2^626226630 is an apocalyptic number.

626226630 is an abundant number, since it is smaller than the sum of its proper divisors (911672634).

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

626226630 is a wasteful number, since it uses less digits than its factorization.

626226630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485500.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 626226630 is about 25024.5205748282. The cubic root of 626226630 is about 855.5469432302.

The spelling of 626226630 in words is "six hundred twenty-six million, two hundred twenty-six thousand, six hundred thirty".