12502770 has 64 divisors (see below), whose sum is σ = 35493120. Its totient is φ = 2757888.

The previous prime is 12502759. The next prime is 12502811. The reversal of 12502770 is 7720521.

It is a self number, because there is not a number n which added to its sum of digits gives 12502770.

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, 5064 + ... + 7116.

It is an arithmetic number, because the mean of its divisors is an integer number (554580).

Almost surely, 2^12502770 is an apocalyptic number.

12502770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12502770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17746560).

12502770 is an abundant number, since it is smaller than the sum of its proper divisors (22990350).

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

12502770 is a wasteful number, since it uses less digits than its factorization.

12502770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2099.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 12502770 is about 3535.9256213897. The cubic root of 12502770 is about 232.0965833493.

The spelling of 12502770 in words is "twelve million, five hundred two thousand, seven hundred seventy".