55873575 has 36 divisors (see below), whose sum is σ = 103538760. Its totient is φ = 28768320.

The previous prime is 55873541. The next prime is 55873579. The reversal of 55873575 is 57537855.

55873575 is a `hidden beast` number, since 5 + 5 + 8 + 73 + 575 = 666.

It is not a de Polignac number, because 55873575 - 2¹² = 55869479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 55873575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55873579) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 2244 + ... + 10806.

Almost surely, 2^55873575 is an apocalyptic number.

55873575 is a deficient number, since it is larger than the sum of its proper divisors (47665185).

55873575 is a wasteful number, since it uses less digits than its factorization.

55873575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8608 (or 8600 counting only the distinct ones).

The product of its digits is 735000, while the sum is 45.

The square root of 55873575 is about 7474.8628749964. The cubic root of 55873575 is about 382.2981120938.

The spelling of 55873575 in words is "fifty-five million, eight hundred seventy-three thousand, five hundred seventy-five".