55851902 has 16 divisors (see below), whose sum is σ = 88892640. Its totient is φ = 26227968.

The previous prime is 55851899. The next prime is 55851931. The reversal of 55851902 is 20915855.

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, 17903 + ... + 20789.

It is an arithmetic number, because the mean of its divisors is an integer number (5555790).

Almost surely, 2^55851902 is an apocalyptic number.

55851902 is a deficient number, since it is larger than the sum of its proper divisors (33040738).

55851902 is a wasteful number, since it uses less digits than its factorization.

55851902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3475.

The product of its (nonzero) digits is 18000, while the sum is 35.

The square root of 55851902 is about 7473.4130087932. The cubic root of 55851902 is about 382.2486753758.

The spelling of 55851902 in words is "fifty-five million, eight hundred fifty-one thousand, nine hundred two".