55764199 has 8 divisors (see below), whose sum is σ = 59347728. Its totient is φ = 52214400.

The previous prime is 55764179. The next prime is 55764209. The reversal of 55764199 is 99146755.

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 55764199 - 2²⁵ = 22209767 is a prime.

It is a super-2 number, since 2×55764199² = 6219291780223202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55764179) 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, 4977 + ... + 11674.

It is an arithmetic number, because the mean of its divisors is an integer number (7418466).

Almost surely, 2^55764199 is an apocalyptic number.

55764199 is a deficient number, since it is larger than the sum of its proper divisors (3583529).

55764199 is a wasteful number, since it uses less digits than its factorization.

55764199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16865.

The product of its digits is 340200, while the sum is 46.

The square root of 55764199 is about 7467.5430363675. The cubic root of 55764199 is about 382.0484916923.

The spelling of 55764199 in words is "fifty-five million, seven hundred sixty-four thousand, one hundred ninety-nine".