20950694 has 16 divisors (see below), whose sum is σ = 32341680. Its totient is φ = 10174560.

The previous prime is 20950691. The next prime is 20950703. The reversal of 20950694 is 49605902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20950691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9092 + ... + 11160.

It is an arithmetic number, because the mean of its divisors is an integer number (2021355).

Almost surely, 2^20950694 is an apocalyptic number.

20950694 is a deficient number, since it is larger than the sum of its proper divisors (11390986).

20950694 is a wasteful number, since it uses less digits than its factorization.

20950694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 20950694 is about 4577.1928078245. The cubic root of 20950694 is about 275.6763253880.

The spelling of 20950694 in words is "twenty million, nine hundred fifty thousand, six hundred ninety-four".