13213076 has 6 divisors (see below), whose sum is σ = 23122890. Its totient is φ = 6606536.

The previous prime is 13213069. The next prime is 13213087. The reversal of 13213076 is 67031231.

It is a happy number.

13213076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9449476 + 3763600 = 3074^2 + 1940^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1651631 + ... + 1651638.

It is an arithmetic number, because the mean of its divisors is an integer number (3853815).

Almost surely, 2^13213076 is an apocalyptic number.

It is an amenable number.

13213076 is a deficient number, since it is larger than the sum of its proper divisors (9909814).

13213076 is a wasteful number, since it uses less digits than its factorization.

13213076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3303273 (or 3303271 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 13213076 is about 3634.9795047565. The cubic root of 13213076 is about 236.4111620231.

The spelling of 13213076 in words is "thirteen million, two hundred thirteen thousand, seventy-six".