16055004 has 48 divisors (see below), whose sum is σ = 45335808. Its totient is φ = 4316928.

The previous prime is 16054999. The next prime is 16055027. The reversal of 16055004 is 40055061.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4194 + ... + 7049.

It is an arithmetic number, because the mean of its divisors is an integer number (944496).

Almost surely, 2^16055004 is an apocalyptic number.

16055004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16055004 is an abundant number, since it is smaller than the sum of its proper divisors (29280804).

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

16055004 is a wasteful number, since it uses less digits than its factorization.

16055004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11274 (or 11272 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 16055004 is about 4006.8696010726. The cubic root of 16055004 is about 252.2726326287.

The spelling of 16055004 in words is "sixteen million, fifty-five thousand, four".