120015264 has 48 divisors (see below), whose sum is σ = 315832608. Its totient is φ = 39904512.

The previous prime is 120015251. The next prime is 120015281. The reversal of 120015264 is 462510021.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 120015264.

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, 43494 + ... + 46170.

It is an arithmetic number, because the mean of its divisors is an integer number (6579846).

Almost surely, 2^120015264 is an apocalyptic number.

It is an amenable number.

120015264 is an abundant number, since it is smaller than the sum of its proper divisors (195817344).

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

120015264 is a wasteful number, since it uses less digits than its factorization.

120015264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157 (or 3149 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 120015264 is about 10955.1478310427. The cubic root of 120015264 is about 493.2633274578.

Adding to 120015264 its reverse (462510021), we get a palindrome (582525285).

The spelling of 120015264 in words is "one hundred twenty million, fifteen thousand, two hundred sixty-four".