16461156 has 12 divisors (see below), whose sum is σ = 38409392. Its totient is φ = 5487048.

The previous prime is 16461149. The next prime is 16461157. The reversal of 16461156 is 65116461.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (16461157) 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, 685870 + ... + 685893.

Almost surely, 2^16461156 is an apocalyptic number.

It is an amenable number.

16461156 is an abundant number, since it is smaller than the sum of its proper divisors (21948236).

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

16461156 is a wasteful number, since it uses less digits than its factorization.

16461156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371770 (or 1371768 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 16461156 is about 4057.2350190740. The cubic root of 16461156 is about 254.3822339359.

The spelling of 16461156 in words is "sixteen million, four hundred sixty-one thousand, one hundred fifty-six".