14722864 has 20 divisors (see below), whose sum is σ = 30720256. Its totient is φ = 6795072.

The previous prime is 14722849. The next prime is 14722889. The reversal of 14722864 is 46822741.

It is a happy number.

It is a super-3 number, since 3×14722864³ (a number of 22 digits) contains 333 as substring.

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, 35184 + ... + 35599.

Almost surely, 2^14722864 is an apocalyptic number.

It is an amenable number.

14722864 is an abundant number, since it is smaller than the sum of its proper divisors (15997392).

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

14722864 is a wasteful number, since it uses less digits than its factorization.

14722864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70804 (or 70798 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 14722864 is about 3837.0384412982. The cubic root of 14722864 is about 245.0929204668.

The spelling of 14722864 in words is "fourteen million, seven hundred twenty-two thousand, eight hundred sixty-four".