20464496 has 20 divisors (see below), whose sum is σ = 42700392. Its totient is φ = 9445056.

The previous prime is 20464471. The next prime is 20464511. The reversal of 20464496 is 69446402.

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, 48986 + ... + 49401.

Almost surely, 2^20464496 is an apocalyptic number.

20464496 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20464496 is an abundant number, since it is smaller than the sum of its proper divisors (22235896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20464496 is a wasteful number, since it uses less digits than its factorization.

20464496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98408 (or 98402 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 20464496 is about 4523.7701091015. The cubic root of 20464496 is about 273.5270937602.

The spelling of 20464496 in words is "twenty million, four hundred sixty-four thousand, four hundred ninety-six".