15481016 has 32 divisors (see below), whose sum is σ = 31104000. Its totient is φ = 7197696.

The previous prime is 15481009. The next prime is 15481021. The reversal of 15481016 is 61018451.

15481016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11465 + ... + 12743.

It is an arithmetic number, because the mean of its divisors is an integer number (972000).

Almost surely, 2^15481016 is an apocalyptic number.

It is an amenable number.

15481016 is an abundant number, since it is smaller than the sum of its proper divisors (15622984).

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

15481016 is a wasteful number, since it uses less digits than its factorization.

15481016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1387 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 15481016 is about 3934.5922279189. The cubic root of 15481016 is about 249.2297144113.

Adding to 15481016 its reverse (61018451), we get a palindrome (76499467).

The spelling of 15481016 in words is "fifteen million, four hundred eighty-one thousand, sixteen".