15480048 has 20 divisors (see below), whose sum is σ = 39990248. Its totient is φ = 5160000.

The previous prime is 15480029. The next prime is 15480053. The reversal of 15480048 is 84008451.

15480048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 15479997 and 15480024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161203 + ... + 161298.

Almost surely, 2^15480048 is an apocalyptic number.

It is an amenable number.

15480048 is an abundant number, since it is smaller than the sum of its proper divisors (24510200).

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

15480048 is a wasteful number, since it uses less digits than its factorization.

15480048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322512 (or 322506 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 15480048 is about 3934.4692145193. The cubic root of 15480048 is about 249.2245196749.

Adding to 15480048 its reverse (84008451), we get a palindrome (99488499).

The spelling of 15480048 in words is "fifteen million, four hundred eighty thousand, forty-eight".