12952776 has 64 divisors (see below), whose sum is σ = 34992000. Its totient is φ = 3980288.

The previous prime is 12952757. The next prime is 12952781. The reversal of 12952776 is 67725921.

It is a super-2 number, since 2×12952776² = 335548812212352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21325 + ... + 21923.

It is an arithmetic number, because the mean of its divisors is an integer number (546750).

Almost surely, 2^12952776 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 12952776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17496000).

12952776 is an abundant number, since it is smaller than the sum of its proper divisors (22039224).

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

12952776 is a wasteful number, since it uses less digits than its factorization.

12952776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 674 counting only the distinct ones).

The product of its digits is 52920, while the sum is 39.

The square root of 12952776 is about 3598.9965268113. The cubic root of 12952776 is about 234.8484068341.

The spelling of 12952776 in words is "twelve million, nine hundred fifty-two thousand, seven hundred seventy-six".