633489316 has 12 divisors (see below), whose sum is σ = 1109686732. Its totient is φ = 316435968.

The previous prime is 633489301. The next prime is 633489383. The reversal of 633489316 is 613984336.

It can be written as a sum of positive squares in 2 ways, for example, as 320553216 + 312936100 = 17904^2 + 17690^2 .

It is a super-2 number, since 2×633489316² = 802617426972295712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72525 + ... + 80788.

Almost surely, 2^633489316 is an apocalyptic number.

It is an amenable number.

633489316 is a deficient number, since it is larger than the sum of its proper divisors (476197416).

633489316 is a wasteful number, since it uses less digits than its factorization.

633489316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154350 (or 154348 counting only the distinct ones).

The product of its digits is 279936, while the sum is 43.

The square root of 633489316 is about 25169.2136547807. The cubic root of 633489316 is about 858.8416512452.

The spelling of 633489316 in words is "six hundred thirty-three million, four hundred eighty-nine thousand, three hundred sixteen".