21094796 has 12 divisors (see below), whose sum is σ = 37102800. Its totient is φ = 10494000.

The previous prime is 21094783. The next prime is 21094813. The reversal of 21094796 is 69749012.

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, 12455 + ... + 14046.

It is an arithmetic number, because the mean of its divisors is an integer number (3091900).

Almost surely, 2^21094796 is an apocalyptic number.

It is an amenable number.

21094796 is a deficient number, since it is larger than the sum of its proper divisors (16008004).

21094796 is a wasteful number, since it uses less digits than its factorization.

21094796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26704 (or 26702 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 21094796 is about 4592.9071403633. The cubic root of 21094796 is about 276.3069294300.

The spelling of 21094796 in words is "twenty-one million, ninety-four thousand, seven hundred ninety-six".