554902164 has 36 divisors (see below), whose sum is σ = 1454622624. Its totient is φ = 184967064.

The previous prime is 554902141. The next prime is 554902169. The reversal of 554902164 is 461209455.

554902164 is a `hidden beast` number, since 5 + 5 + 490 + 2 + 164 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×554902164² = 615832823223765792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554902169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284472 + ... + 286415.

It is an arithmetic number, because the mean of its divisors is an integer number (40406184).

Almost surely, 2^554902164 is an apocalyptic number.

554902164 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

554902164 is an abundant number, since it is smaller than the sum of its proper divisors (899720460).

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

554902164 is a wasteful number, since it uses less digits than its factorization.

554902164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570906 (or 570892 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 554902164 is about 23556.3614338038. The cubic root of 554902164 is about 821.7482845870.

The spelling of 554902164 in words is "five hundred fifty-four million, nine hundred two thousand, one hundred sixty-four".