55786075 has 12 divisors (see below), whose sum is σ = 69323688. Its totient is φ = 44532800.

The previous prime is 55786067. The next prime is 55786097. The reversal of 55786075 is 57068755.

It is not a de Polignac number, because 55786075 - 2³ = 55786067 is a prime.

It is a super-2 number, since 2×55786075² = 6224172327811250, which contains 22 as substring.

It is a Duffinian 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, 10884 + ... + 15166.

It is an arithmetic number, because the mean of its divisors is an integer number (5776974).

Almost surely, 2^55786075 is an apocalyptic number.

55786075 is a deficient number, since it is larger than the sum of its proper divisors (13537613).

55786075 is a wasteful number, since it uses less digits than its factorization.

55786075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814 (or 4809 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

The square root of 55786075 is about 7469.0076315398. The cubic root of 55786075 is about 382.0984436944.

The spelling of 55786075 in words is "fifty-five million, seven hundred eighty-six thousand, seventy-five".