55752087 has 8 divisors (see below), whose sum is σ = 76149360. Its totient is φ = 36261440.

The previous prime is 55752079. The next prime is 55752089. The reversal of 55752087 is 78025755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55752087 - 2³ = 55752079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55752089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226512 + ... + 226757.

It is an arithmetic number, because the mean of its divisors is an integer number (9518670).

Almost surely, 2^55752087 is an apocalyptic number.

55752087 is a deficient number, since it is larger than the sum of its proper divisors (20397273).

55752087 is a wasteful number, since it uses less digits than its factorization.

55752087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453313.

The product of its (nonzero) digits is 98000, while the sum is 39.

The square root of 55752087 is about 7466.7320160831. The cubic root of 55752087 is about 382.0208293422.

The spelling of 55752087 in words is "fifty-five million, seven hundred fifty-two thousand, eighty-seven".