21296696 has 16 divisors (see below), whose sum is σ = 40860600. Its totient is φ = 10400544.

The previous prime is 21296677. The next prime is 21296707. The reversal of 21296696 is 69669212.

It is a congruent number.

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, 30611 + ... + 31298.

Almost surely, 2^21296696 is an apocalyptic number.

It is an amenable number.

21296696 is a deficient number, since it is larger than the sum of its proper divisors (19563904).

21296696 is a wasteful number, since it uses less digits than its factorization.

21296696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61958 (or 61954 counting only the distinct ones).

The product of its digits is 69984, while the sum is 41.

The square root of 21296696 is about 4614.8343415555. The cubic root of 21296696 is about 277.1856505895.

The spelling of 21296696 in words is "twenty-one million, two hundred ninety-six thousand, six hundred ninety-six".