632226040 has 32 divisors (see below), whose sum is σ = 1424245680. Its totient is φ = 252581632.

The previous prime is 632226011. The next prime is 632226053. The reversal of 632226040 is 40622236.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 632225996 and 632226014.

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, 25059 + ... + 43501.

Almost surely, 2^632226040 is an apocalyptic number.

It is an amenable number.

632226040 is an abundant number, since it is smaller than the sum of its proper divisors (792019640).

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

632226040 is a wasteful number, since it uses less digits than its factorization.

632226040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19311 (or 19307 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 632226040 is about 25144.1054722573. The cubic root of 632226040 is about 858.2703835025.

Adding to 632226040 its reverse (40622236), we get a palindrome (672848276).

The spelling of 632226040 in words is "six hundred thirty-two million, two hundred twenty-six thousand, forty".