55890092 has 24 divisors (see below), whose sum is σ = 102713856. Its totient is φ = 26558928.

The previous prime is 55890089. The next prime is 55890103. The reversal of 55890092 is 29009855.

It is a happy number.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

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, 13133 + ... + 16859.

It is an arithmetic number, because the mean of its divisors is an integer number (4279744).

Almost surely, 2^55890092 is an apocalyptic number.

It is an amenable number.

55890092 is a deficient number, since it is larger than the sum of its proper divisors (46823764).

55890092 is a wasteful number, since it uses less digits than its factorization.

55890092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3917 (or 3915 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 55890092 is about 7475.9676296784. The cubic root of 55890092 is about 382.3357792487.

The spelling of 55890092 in words is "fifty-five million, eight hundred ninety thousand, ninety-two".