20982294 has 32 divisors (see below), whose sum is σ = 46806240. Its totient is φ = 6967296.

The previous prime is 20982287. The next prime is 20982307. The reversal of 20982294 is 49228902.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17622 + ... + 18774.

It is an arithmetic number, because the mean of its divisors is an integer number (1462695).

Almost surely, 2^20982294 is an apocalyptic number.

20982294 is an abundant number, since it is smaller than the sum of its proper divisors (25823946).

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

20982294 is a wasteful number, since it uses less digits than its factorization.

20982294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 20982294 is about 4580.6434045885. The cubic root of 20982294 is about 275.8148569287.

The spelling of 20982294 in words is "twenty million, nine hundred eighty-two thousand, two hundred ninety-four".