55842474 has 16 divisors (see below), whose sum is σ = 111854880. Its totient is φ = 18585840.

The previous prime is 55842469. The next prime is 55842481. The reversal of 55842474 is 47424855.

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, 2589 + ... + 10880.

It is an arithmetic number, because the mean of its divisors is an integer number (6990930).

Almost surely, 2^55842474 is an apocalyptic number.

55842474 is an abundant number, since it is smaller than the sum of its proper divisors (56012406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55842474 is a wasteful number, since it uses less digits than its factorization.

55842474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14165.

The product of its digits is 179200, while the sum is 39.

The square root of 55842474 is about 7472.7822128040. The cubic root of 55842474 is about 382.2271658528.

The spelling of 55842474 in words is "fifty-five million, eight hundred forty-two thousand, four hundred seventy-four".