55575762 has 32 divisors (see below), whose sum is σ = 122520384. Its totient is φ = 16665600.

The previous prime is 55575757. The next prime is 55575811. The reversal of 55575762 is 26757555.

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, 2062 + ... + 10742.

It is an arithmetic number, because the mean of its divisors is an integer number (3828762).

Almost surely, 2^55575762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55575762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61260192).

55575762 is an abundant number, since it is smaller than the sum of its proper divisors (66944622).

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

55575762 is a wasteful number, since it uses less digits than its factorization.

55575762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8794.

The product of its digits is 367500, while the sum is 42.

The square root of 55575762 is about 7454.9152912692. The cubic root of 55575762 is about 381.6176697864.

The spelling of 55575762 in words is "fifty-five million, five hundred seventy-five thousand, seven hundred sixty-two".