55862540 has 24 divisors (see below), whose sum is σ = 117582192. Its totient is φ = 22293440.

The previous prime is 55862537. The next prime is 55862579. The reversal of 55862540 is 4526855.

It is a self number, because there is not a number n which added to its sum of digits gives 55862540.

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 7 ways as a sum of consecutive naturals, for example, 6350 + ... + 12330.

It is an arithmetic number, because the mean of its divisors is an integer number (4899258).

Almost surely, 2^55862540 is an apocalyptic number.

It is an amenable number.

55862540 is an abundant number, since it is smaller than the sum of its proper divisors (61719652).

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

55862540 is a wasteful number, since it uses less digits than its factorization.

55862540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457 (or 6455 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 55862540 is about 7474.1246979161. The cubic root of 55862540 is about 382.2729425486.

The spelling of 55862540 in words is "fifty-five million, eight hundred sixty-two thousand, five hundred forty".