629039674 has 4 divisors (see below), whose sum is σ = 943559514. Its totient is φ = 314519836.

The previous prime is 629039659. The next prime is 629039717. The reversal of 629039674 is 476930926.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 607277449 + 21762225 = 24643^2 + 4665^2 .

It is a super-2 number, since 2×629039674² = 791381822932052552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157259917 + ... + 157259920.

Almost surely, 2^629039674 is an apocalyptic number.

629039674 is a deficient number, since it is larger than the sum of its proper divisors (314519840).

629039674 is a wasteful number, since it uses less digits than its factorization.

629039674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314519839.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 629039674 is about 25080.6633484842. The cubic root of 629039674 is about 856.8260842441.

The spelling of 629039674 in words is "six hundred twenty-nine million, thirty-nine thousand, six hundred seventy-four".