55853830 has 8 divisors (see below), whose sum is σ = 100536912. Its totient is φ = 22341528.

The previous prime is 55853807. The next prime is 55853851. The reversal of 55853830 is 3835855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55853830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2792682 + ... + 2792701.

It is an arithmetic number, because the mean of its divisors is an integer number (12567114).

Almost surely, 2^55853830 is an apocalyptic number.

55853830 is a deficient number, since it is larger than the sum of its proper divisors (44683082).

55853830 is a wasteful number, since it uses less digits than its factorization.

55853830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5585390.

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 55853830 is about 7473.5419982763. The cubic root of 55853830 is about 382.2530737158.

The spelling of 55853830 in words is "fifty-five million, eight hundred fifty-three thousand, eight hundred thirty".