632404953 has 6 divisors (see below), whose sum is σ = 913473834. Its totient is φ = 421603296.

The previous prime is 632404931. The next prime is 632404979. The reversal of 632404953 is 359404236.

It can be written as a sum of positive squares in only one way, i.e., 539725824 + 92679129 = 23232^2 + 9627^2 .

It is not a de Polignac number, because 632404953 - 2⁸ = 632404697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (632404153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35133600 + ... + 35133617.

It is an arithmetic number, because the mean of its divisors is an integer number (152245639).

Almost surely, 2^632404953 is an apocalyptic number.

It is an amenable number.

632404953 is a deficient number, since it is larger than the sum of its proper divisors (281068881).

632404953 is a wasteful number, since it uses less digits than its factorization.

632404953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70267223 (or 70267220 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 632404953 is about 25147.6629729285. The cubic root of 632404953 is about 858.3513362192.

The spelling of 632404953 in words is "six hundred thirty-two million, four hundred four thousand, nine hundred fifty-three".