20446092 has 18 divisors (see below), whose sum is σ = 51683268. Its totient is φ = 6815352.

The previous prime is 20446079. The next prime is 20446093. The reversal of 20446092 is 29064402.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (20446093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 283938 + ... + 284009.

Almost surely, 2^20446092 is an apocalyptic number.

It is an amenable number.

20446092 is an abundant number, since it is smaller than the sum of its proper divisors (31237176).

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

20446092 is a wasteful number, since it uses less digits than its factorization.

20446092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567957 (or 567952 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 20446092 is about 4521.7355075236. The cubic root of 20446092 is about 273.4450736210.

The spelling of 20446092 in words is "twenty million, four hundred forty-six thousand, ninety-two".