56483840 has 112 divisors (see below), whose sum is σ = 155704032. Its totient is φ = 19267584.

The previous prime is 56483839. The next prime is 56483863. The reversal of 56483840 is 4838465.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×56483840² = 6380848362291200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56483794 and 56483803.

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, 286622 + ... + 286818.

Almost surely, 2^56483840 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 56483840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77852016).

56483840 is an abundant number, since it is smaller than the sum of its proper divisors (99220192).

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

56483840 is an equidigital number, since it uses as much as digits as its factorization.

56483840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 56483840 is about 7515.5731651019. The cubic root of 56483840 is about 383.6849267372.

The spelling of 56483840 in words is "fifty-six million, four hundred eighty-three thousand, eight hundred forty".