632530040 has 32 divisors (see below), whose sum is σ = 1428885360. Its totient is φ = 252004000.

The previous prime is 632529979. The next prime is 632530127. The reversal of 632530040 is 40035236.

632530040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 632529988 and 632530015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2519915 + ... + 2520165.

Almost surely, 2^632530040 is an apocalyptic number.

It is an amenable number.

632530040 is an abundant number, since it is smaller than the sum of its proper divisors (796355320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

632530040 is an frugal number, since it uses more digits than its factorization.

632530040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 632530040 is about 25150.1499001497. The cubic root of 632530040 is about 858.4079252317.

Adding to 632530040 its reverse (40035236), we get a palindrome (672565276).

The spelling of 632530040 in words is "six hundred thirty-two million, five hundred thirty thousand, forty".