55898122 has 12 divisors (see below), whose sum is σ = 97536690. Its totient is φ = 23956296.

The previous prime is 55898113. The next prime is 55898131. The reversal of 55898122 is 22189855.

It is an interprime number because it is at equal distance from previous prime (55898113) and next prime (55898131).

It can be written as a sum of positive squares in only one way, i.e., 51279921 + 4618201 = 7161^2 + 2149^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 285097 + ... + 285292.

Almost surely, 2^55898122 is an apocalyptic number.

55898122 is a deficient number, since it is larger than the sum of its proper divisors (41638568).

55898122 is a wasteful number, since it uses less digits than its factorization.

55898122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570405 (or 570398 counting only the distinct ones).

The product of its digits is 57600, while the sum is 40.

The square root of 55898122 is about 7476.5046646143. The cubic root of 55898122 is about 382.3540890491.

The spelling of 55898122 in words is "fifty-five million, eight hundred ninety-eight thousand, one hundred twenty-two".