629366057 has 4 divisors (see below), whose sum is σ = 633374916. Its totient is φ = 625357200.

The previous prime is 629365991. The next prime is 629366063. The reversal of 629366057 is 750663926.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65351056 + 564015001 = 8084^2 + 23749^2 .

It is a cyclic number.

It is not a de Polignac number, because 629366057 - 2¹⁶ = 629300521 is a prime.

It is a super-2 number, since 2×629366057² = 792203267407454498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 629365999 and 629366017.

It is not an unprimeable number, because it can be changed into a prime (629366077) 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, 2004194 + ... + 2004507.

It is an arithmetic number, because the mean of its divisors is an integer number (158343729).

Almost surely, 2^629366057 is an apocalyptic number.

It is an amenable number.

629366057 is a deficient number, since it is larger than the sum of its proper divisors (4008859).

629366057 is a wasteful number, since it uses less digits than its factorization.

629366057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008858.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 629366057 is about 25087.1691707135. The cubic root of 629366057 is about 856.9742493103.

The spelling of 629366057 in words is "six hundred twenty-nine million, three hundred sixty-six thousand, fifty-seven".