55804118 has 8 divisors (see below), whose sum is σ = 87345648. Its totient is φ = 26688904.

The previous prime is 55804117. The next prime is 55804139. The reversal of 55804118 is 81140855.

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

It is a super-2 number, since 2×55804118² = 6228199171515848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55804117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606521 + ... + 606612.

It is an arithmetic number, because the mean of its divisors is an integer number (10918206).

Almost surely, 2^55804118 is an apocalyptic number.

55804118 is a deficient number, since it is larger than the sum of its proper divisors (31541530).

55804118 is a wasteful number, since it uses less digits than its factorization.

55804118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213158.

The product of its (nonzero) digits is 6400, while the sum is 32.

The square root of 55804118 is about 7470.2153918077. The cubic root of 55804118 is about 382.1396335378.

The spelling of 55804118 in words is "fifty-five million, eight hundred four thousand, one hundred eighteen".