55564862 has 8 divisors (see below), whose sum is σ = 83431992. Its totient is φ = 27754200.

The previous prime is 55564853. The next prime is 55564867. The reversal of 55564862 is 26846555.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55564867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11564 + ... + 15647.

It is an arithmetic number, because the mean of its divisors is an integer number (10428999).

Almost surely, 2^55564862 is an apocalyptic number.

55564862 is a deficient number, since it is larger than the sum of its proper divisors (27867130).

55564862 is a wasteful number, since it uses less digits than its factorization.

55564862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28234.

The product of its digits is 288000, while the sum is 41.

The square root of 55564862 is about 7454.1841941288. The cubic root of 55564862 is about 381.5927194338.

The spelling of 55564862 in words is "fifty-five million, five hundred sixty-four thousand, eight hundred sixty-two".