56322630 has 216 divisors, whose sum is σ = 189444528. Its totient is φ = 11366784.

The previous prime is 56322613. The next prime is 56322641. The reversal of 56322630 is 3622365.

56322630 is a `hidden beast` number, since 5 + 6 + 3 + 22 + 630 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56322594 and 56322603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 2448799 + ... + 2448821.

It is an arithmetic number, because the mean of its divisors is an integer number (877058).

Almost surely, 2^56322630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56322630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94722264).

56322630 is an abundant number, since it is smaller than the sum of its proper divisors (133121898).

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

56322630 is a wasteful number, since it uses less digits than its factorization.

56322630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 56322630 is about 7504.8404380107. The cubic root of 56322630 is about 383.3195550603.

Adding to 56322630 its reverse (3622365), we get a palindrome (59944995).

The spelling of 56322630 in words is "fifty-six million, three hundred twenty-two thousand, six hundred thirty".