56899950 has 24 divisors (see below), whose sum is σ = 141112248. Its totient is φ = 15173280.

The previous prime is 56899949. The next prime is 56899963. The reversal of 56899950 is 5999865.

It is a junction number, because it is equal to n+sod(n) for n = 56899893 and 56899902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189517 + ... + 189816.

It is an arithmetic number, because the mean of its divisors is an integer number (5879677).

Almost surely, 2^56899950 is an apocalyptic number.

56899950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56899950 is an abundant number, since it is smaller than the sum of its proper divisors (84212298).

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

56899950 is a wasteful number, since it uses less digits than its factorization.

56899950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379348 (or 379343 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 51.

The square root of 56899950 is about 7543.2055520183. The cubic root of 56899950 is about 384.6248101793.

The spelling of 56899950 in words is "fifty-six million, eight hundred ninety-nine thousand, nine hundred fifty".