632648359 has 6 divisors (see below), whose sum is σ = 735937944. Its totient is φ = 542269980.

The previous prime is 632648347. The next prime is 632648381. The reversal of 632648359 is 953846236.

It is a happy number.

It is not a de Polignac number, because 632648359 - 2⁷ = 632648231 is a prime.

It is a super-2 number, since 2×632648359² = 800487892290785762, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632648389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6455547 + ... + 6455644.

It is an arithmetic number, because the mean of its divisors is an integer number (122656324).

Almost surely, 2^632648359 is an apocalyptic number.

632648359 is a deficient number, since it is larger than the sum of its proper divisors (103289585).

632648359 is a wasteful number, since it uses less digits than its factorization.

632648359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12911205 (or 12911198 counting only the distinct ones).

The product of its digits is 933120, while the sum is 46.

The square root of 632648359 is about 25152.5020425404. The cubic root of 632648359 is about 858.4614455542.

The spelling of 632648359 in words is "six hundred thirty-two million, six hundred forty-eight thousand, three hundred fifty-nine".