20482942 has 8 divisors (see below), whose sum is σ = 30818232. Its totient is φ = 10210200.

The previous prime is 20482937. The next prime is 20482967. The reversal of 20482942 is 24928402.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 14809 + ... + 16132.

It is an arithmetic number, because the mean of its divisors is an integer number (3852279).

Almost surely, 2^20482942 is an apocalyptic number.

20482942 is a deficient number, since it is larger than the sum of its proper divisors (10335290).

20482942 is a wasteful number, since it uses less digits than its factorization.

20482942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31274.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 20482942 is about 4525.8084360697. The cubic root of 20482942 is about 273.6092517505.

The spelling of 20482942 in words is "twenty million, four hundred eighty-two thousand, nine hundred forty-two".