20948594 has 8 divisors (see below), whose sum is σ = 31517148. Its totient is φ = 10442880.

The previous prime is 20948579. The next prime is 20948617. The reversal of 20948594 is 49584902.

It can be written as a sum of positive squares in 2 ways, for example, as 19918369 + 1030225 = 4463^2 + 1015^2 .

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

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, 14867 + ... + 16214.

Almost surely, 2^20948594 is an apocalyptic number.

20948594 is a deficient number, since it is larger than the sum of its proper divisors (10568554).

20948594 is a wasteful number, since it uses less digits than its factorization.

20948594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31420.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 20948594 is about 4576.9634038301. The cubic root of 20948594 is about 275.6671142433.

The spelling of 20948594 in words is "twenty million, nine hundred forty-eight thousand, five hundred ninety-four".