16057146 has 64 divisors (see below), whose sum is σ = 39840768. Its totient is φ = 4209408.

The previous prime is 16057133. The next prime is 16057157. The reversal of 16057146 is 64175061.

16057146 = 64² + 65² + ... + 364².

16057146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30441 + ... + 30963.

It is an arithmetic number, because the mean of its divisors is an integer number (622512).

Almost surely, 2^16057146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16057146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19920384).

16057146 is an abundant number, since it is smaller than the sum of its proper divisors (23783622).

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

16057146 is a wasteful number, since it uses less digits than its factorization.

16057146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 16057146 is about 4007.1368831124. The cubic root of 16057146 is about 252.2838512275.

The spelling of 16057146 in words is "sixteen million, fifty-seven thousand, one hundred forty-six".