56463312 has 80 divisors (see below), whose sum is σ = 150393152. Its totient is φ = 18247680.

The previous prime is 56463301. The next prime is 56463331. The reversal of 56463312 is 21336465.

It is a self number, because there is not a number n which added to its sum of digits gives 56463312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311862 + ... + 312042.

Almost surely, 2^56463312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56463312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75196576).

56463312 is an abundant number, since it is smaller than the sum of its proper divisors (93929840).

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

56463312 is a wasteful number, since it uses less digits than its factorization.

56463312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 350 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 56463312 is about 7514.2073434262. The cubic root of 56463312 is about 383.6384400576.

Adding to 56463312 its reverse (21336465), we get a palindrome (77799777).

The spelling of 56463312 in words is "fifty-six million, four hundred sixty-three thousand, three hundred twelve".