56733900 has 72 divisors (see below), whose sum is σ = 164979024. Its totient is φ = 15052800.

The previous prime is 56733863. The next prime is 56733917. The reversal of 56733900 is 933765.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83964 + ... + 84636.

Almost surely, 2^56733900 is an apocalyptic number.

56733900 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56733900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82489512).

56733900 is an abundant number, since it is smaller than the sum of its proper divisors (108245124).

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

56733900 is a wasteful number, since it uses less digits than its factorization.

56733900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971 (or 964 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 56733900 is about 7532.1909163271. The cubic root of 56733900 is about 384.2502979704.

The spelling of 56733900 in words is "fifty-six million, seven hundred thirty-three thousand, nine hundred".