632461567 has 4 divisors (see below), whose sum is σ = 659959920. Its totient is φ = 604963216.

The previous prime is 632461559. The next prime is 632461573. The reversal of 632461567 is 765164236.

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

It is a cyclic number.

It is not a de Polignac number, because 632461567 - 2³ = 632461559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632461967) 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, 13749142 + ... + 13749187.

It is an arithmetic number, because the mean of its divisors is an integer number (164989980).

Almost surely, 2^632461567 is an apocalyptic number.

632461567 is a deficient number, since it is larger than the sum of its proper divisors (27498353).

632461567 is a wasteful number, since it uses less digits than its factorization.

632461567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27498352.

The product of its digits is 181440, while the sum is 40.

The square root of 632461567 is about 25148.7885791741. The cubic root of 632461567 is about 858.3769491604.

The spelling of 632461567 in words is "six hundred thirty-two million, four hundred sixty-one thousand, five hundred sixty-seven".