22279696 has 10 divisors (see below), whose sum is σ = 43166942. Its totient is φ = 11139840.

The previous prime is 22279681. The next prime is 22279703. The reversal of 22279696 is 69697222.

It can be written as a sum of positive squares in only one way, i.e., 22278400 + 1296 = 4720^2 + 36^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696225 + ... + 696256.

Almost surely, 2^22279696 is an apocalyptic number.

It is an amenable number.

22279696 is a deficient number, since it is larger than the sum of its proper divisors (20887246).

22279696 is a wasteful number, since it uses less digits than its factorization.

22279696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392489 (or 1392483 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The square root of 22279696 is about 4720.1372861390. The cubic root of 22279696 is about 281.3863894206.

The spelling of 22279696 in words is "twenty-two million, two hundred seventy-nine thousand, six hundred ninety-six".