629148976 has 20 divisors (see below), whose sum is σ = 1283133400. Its totient is φ = 298017792.

The previous prime is 629148973. The next prime is 629149009. The reversal of 629148976 is 679841926.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (629148973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1034481 + ... + 1035088.

It is an arithmetic number, because the mean of its divisors is an integer number (64156670).

Almost surely, 2^629148976 is an apocalyptic number.

It is an amenable number.

629148976 is an abundant number, since it is smaller than the sum of its proper divisors (653984424).

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

629148976 is a wasteful number, since it uses less digits than its factorization.

629148976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069596 (or 2069590 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 52.

The square root of 629148976 is about 25082.8422631886. The cubic root of 629148976 is about 856.8757087669.

The spelling of 629148976 in words is "six hundred twenty-nine million, one hundred forty-eight thousand, nine hundred seventy-six".