629481377 has 16 divisors (see below), whose sum is σ = 728448000. Its totient is φ = 532818000.

The previous prime is 629481361. The next prime is 629481439. The reversal of 629481377 is 773184926.

It is a cyclic number.

It is not a de Polignac number, because 629481377 - 2⁴ = 629481361 is a prime.

It is a super-2 number, since 2×629481377² = 792493607979632258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (629481277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192002 + ... + 195252.

It is an arithmetic number, because the mean of its divisors is an integer number (45528000).

Almost surely, 2^629481377 is an apocalyptic number.

It is an amenable number.

629481377 is a deficient number, since it is larger than the sum of its proper divisors (98966623).

629481377 is a wasteful number, since it uses less digits than its factorization.

629481377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596.

The product of its digits is 508032, while the sum is 47.

The square root of 629481377 is about 25089.4674515024. The cubic root of 629481377 is about 857.0265878150.

The spelling of 629481377 in words is "six hundred twenty-nine million, four hundred eighty-one thousand, three hundred seventy-seven".