21433096 has 16 divisors (see below), whose sum is σ = 40392000. Its totient is φ = 10661904.

The previous prime is 21433057. The next prime is 21433103. The reversal of 21433096 is 69033412.

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, 5140 + ... + 8323.

It is an arithmetic number, because the mean of its divisors is an integer number (2524500).

Almost surely, 2^21433096 is an apocalyptic number.

It is an amenable number.

21433096 is a deficient number, since it is larger than the sum of its proper divisors (18958904).

21433096 is a wasteful number, since it uses less digits than its factorization.

21433096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13668 (or 13664 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 21433096 is about 4629.5891826381. The cubic root of 21433096 is about 277.7761598958.

The spelling of 21433096 in words is "twenty-one million, four hundred thirty-three thousand, ninety-six".