16842156 has 24 divisors (see below), whose sum is σ = 40654320. Its totient is φ = 5420352.

The previous prime is 16842149. The next prime is 16842157. The reversal of 16842156 is 65124861.

It is not an unprimeable number, because it can be changed into a prime (16842157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23851 + ... + 24546.

It is an arithmetic number, because the mean of its divisors is an integer number (1693930).

Almost surely, 2^16842156 is an apocalyptic number.

It is an amenable number.

16842156 is an abundant number, since it is smaller than the sum of its proper divisors (23812164).

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

16842156 is a wasteful number, since it uses less digits than its factorization.

16842156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48433 (or 48431 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 16842156 is about 4103.9195898555. The cubic root of 16842156 is about 256.3298766653.

It can be divided in two parts, 168 and 42156, that added together give a palindrome (42324).

The spelling of 16842156 in words is "sixteen million, eight hundred forty-two thousand, one hundred fifty-six".