55804508 has 12 divisors (see below), whose sum is σ = 99259272. Its totient is φ = 27444720.

The previous prime is 55804499. The next prime is 55804519. The reversal of 55804508 is 80540855.

It is a happy number.

It is a super-2 number, since 2×55804508² = 6228286226244128, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114110 + ... + 114597.

It is an arithmetic number, because the mean of its divisors is an integer number (8271606).

Almost surely, 2^55804508 is an apocalyptic number.

It is an amenable number.

55804508 is a deficient number, since it is larger than the sum of its proper divisors (43454764).

55804508 is a wasteful number, since it uses less digits than its factorization.

55804508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228772 (or 228770 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The square root of 55804508 is about 7470.2414954270. The cubic root of 55804508 is about 382.1405237595.

The spelling of 55804508 in words is "fifty-five million, eight hundred four thousand, five hundred eight".