20046392 has 16 divisors (see below), whose sum is σ = 37820040. Its totient is φ = 9961056.

The previous prime is 20046373. The next prime is 20046401. The reversal of 20046392 is 29364002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6383 + ... + 8990.

Almost surely, 2^20046392 is an apocalyptic number.

It is an amenable number.

20046392 is a deficient number, since it is larger than the sum of its proper divisors (17773648).

20046392 is a wasteful number, since it uses less digits than its factorization.

20046392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15542 (or 15538 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 20046392 is about 4477.3197339480. The cubic root of 20046392 is about 271.6514783601.

The spelling of 20046392 in words is "twenty million, forty-six thousand, three hundred ninety-two".