629953272 has 96 divisors (see below), whose sum is σ = 1849083600. Its totient is φ = 192595968.

The previous prime is 629953271. The next prime is 629953277. The reversal of 629953272 is 272359926.

It is a happy number.

It is a super-2 number, since 2×629953272² = 793682249807011968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629953271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150504 + ... + 154632.

Almost surely, 2^629953272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 629953272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (924541800).

629953272 is an abundant number, since it is smaller than the sum of its proper divisors (1219130328).

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

629953272 is a wasteful number, since it uses less digits than its factorization.

629953272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4317 (or 4310 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 629953272 is about 25098.8699347202. The cubic root of 629953272 is about 857.2406929277.

The spelling of 629953272 in words is "six hundred twenty-nine million, nine hundred fifty-three thousand, two hundred seventy-two".