55872486 has 24 divisors (see below), whose sum is σ = 121197960. Its totient is φ = 18602496.

The previous prime is 55872461. The next prime is 55872491. The reversal of 55872486 is 68427855.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24261 + ... + 26463.

It is an arithmetic number, because the mean of its divisors is an integer number (5049915).

Almost surely, 2^55872486 is an apocalyptic number.

55872486 is an abundant number, since it is smaller than the sum of its proper divisors (65325474).

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

55872486 is a wasteful number, since it uses less digits than its factorization.

55872486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620 (or 3617 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 55872486 is about 7474.7900304958. The cubic root of 55872486 is about 382.2956283595.

The spelling of 55872486 in words is "fifty-five million, eight hundred seventy-two thousand, four hundred eighty-six".