16090556 has 12 divisors (see below), whose sum is σ = 28200480. Its totient is φ = 8033280.

The previous prime is 16090541. The next prime is 16090559. The reversal of 16090556 is 65509061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16090559) 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, 461 + ... + 5691.

It is an arithmetic number, because the mean of its divisors is an integer number (2350040).

Almost surely, 2^16090556 is an apocalyptic number.

It is an amenable number.

16090556 is a deficient number, since it is larger than the sum of its proper divisors (12109924).

16090556 is a wasteful number, since it uses less digits than its factorization.

16090556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004 (or 6002 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 16090556 is about 4011.3035287796. The cubic root of 16090556 is about 252.4587051378.

It can be divided in two parts, 1609055 and 6, that added together give a palindrome (1609061).

The spelling of 16090556 in words is "sixteen million, ninety thousand, five hundred fifty-six".