632140624 has 20 divisors (see below), whose sum is σ = 1254646260. Its totient is φ = 308360960.

The previous prime is 632140603. The next prime is 632140633. The reversal of 632140624 is 426041236.

632140624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 302064400 + 330076224 = 17380^2 + 18168^2 .

It is a super-2 number, since 2×632140624² = 799203537022218752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 632140592 and 632140601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481159 + ... + 482470.

It is an arithmetic number, because the mean of its divisors is an integer number (62732313).

Almost surely, 2^632140624 is an apocalyptic number.

It is an amenable number.

632140624 is a deficient number, since it is larger than the sum of its proper divisors (622505636).

632140624 is a wasteful number, since it uses less digits than its factorization.

632140624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963678 (or 963672 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 632140624 is about 25142.4068855788. The cubic root of 632140624 is about 858.2317299619.

The spelling of 632140624 in words is "six hundred thirty-two million, one hundred forty thousand, six hundred twenty-four".