55898470 has 16 divisors (see below), whose sum is σ = 101542320. Its totient is φ = 22153824.

The previous prime is 55898449. The next prime is 55898483. The reversal of 55898470 is 7489855.

It is a self number, because there is not a number n which added to its sum of digits gives 55898470.

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, 24552 + ... + 26731.

It is an arithmetic number, because the mean of its divisors is an integer number (6346395).

Almost surely, 2^55898470 is an apocalyptic number.

55898470 is a deficient number, since it is larger than the sum of its proper divisors (45643850).

55898470 is a wasteful number, since it uses less digits than its factorization.

55898470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51399.

The product of its (nonzero) digits is 403200, while the sum is 46.

The square root of 55898470 is about 7476.5279374854. The cubic root of 55898470 is about 382.3548825102.

The spelling of 55898470 in words is "fifty-five million, eight hundred ninety-eight thousand, four hundred seventy".