55869460 has 48 divisors (see below), whose sum is σ = 120657600. Its totient is φ = 21722624.

The previous prime is 55869421. The next prime is 55869479. The reversal of 55869460 is 6496855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133131 + ... + 133549.

It is an arithmetic number, because the mean of its divisors is an integer number (2513700).

Almost surely, 2^55869460 is an apocalyptic number.

It is an amenable number.

55869460 is an abundant number, since it is smaller than the sum of its proper divisors (64788140).

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

55869460 is a wasteful number, since it uses less digits than its factorization.

55869460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 598 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 55869460 is about 7474.5876140427. The cubic root of 55869460 is about 382.2887266473.

The spelling of 55869460 in words is "fifty-five million, eight hundred sixty-nine thousand, four hundred sixty".