21048796 has 12 divisors (see below), whose sum is σ = 37080400. Its totient is φ = 10454400.

The previous prime is 21048793. The next prime is 21048803. The reversal of 21048796 is 69784012.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21048793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16821 + ... + 18028.

Almost surely, 2^21048796 is an apocalyptic number.

It is an amenable number.

21048796 is a deficient number, since it is larger than the sum of its proper divisors (16031604).

21048796 is a wasteful number, since it uses less digits than its factorization.

21048796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35004 (or 35002 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 21048796 is about 4587.8966858464. The cubic root of 21048796 is about 276.1059419659.

The spelling of 21048796 in words is "twenty-one million, forty-eight thousand, seven hundred ninety-six".