629930422 has 12 divisors (see below), whose sum is σ = 1030987908. Its totient is φ = 286278500.

The previous prime is 629930419. The next prime is 629930459. The reversal of 629930422 is 224039926.

It is a super-2 number, since 2×629930422² = 793624673122196168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115047 + ... + 120397.

It is an arithmetic number, because the mean of its divisors is an integer number (85915659).

Almost surely, 2^629930422 is an apocalyptic number.

629930422 is a deficient number, since it is larger than the sum of its proper divisors (401057486).

629930422 is an frugal number, since it uses more digits than its factorization.

629930422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10715 (or 5364 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 629930422 is about 25098.4147308152. The cubic root of 629930422 is about 857.2303280390.

The spelling of 629930422 in words is "six hundred twenty-nine million, nine hundred thirty thousand, four hundred twenty-two".