20495324 has 24 divisors (see below), whose sum is σ = 36665328. Its totient is φ = 10022400.

The previous prime is 20495317. The next prime is 20495333. The reversal of 20495324 is 42359402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38927 + ... + 39449.

It is an arithmetic number, because the mean of its divisors is an integer number (1527722).

Almost surely, 2^20495324 is an apocalyptic number.

It is an amenable number.

20495324 is a deficient number, since it is larger than the sum of its proper divisors (16170004).

20495324 is a wasteful number, since it uses less digits than its factorization.

20495324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 20495324 is about 4527.1761618033. The cubic root of 20495324 is about 273.6643731833.

The spelling of 20495324 in words is "twenty million, four hundred ninety-five thousand, three hundred twenty-four".