15941016 has 128 divisors (see below), whose sum is σ = 54566400. Its totient is φ = 4199040.

The previous prime is 15940999. The next prime is 15941021. The reversal of 15941016 is 61014951.

It is a super-2 number, since 2×15941016² = 508231982224512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 19251 + ... + 20061.

It is an arithmetic number, because the mean of its divisors is an integer number (426300).

Almost surely, 2^15941016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15941016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27283200).

15941016 is an abundant number, since it is smaller than the sum of its proper divisors (38625384).

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

15941016 is a wasteful number, since it uses less digits than its factorization.

15941016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 836 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 15941016 is about 3992.6201923048. The cubic root of 15941016 is about 251.6741820970.

Adding to 15941016 its reverse (61014951), we get a palindrome (76955967).

The spelling of 15941016 in words is "fifteen million, nine hundred forty-one thousand, sixteen".