20049192 has 48 divisors (see below), whose sum is σ = 56665440. Its totient is φ = 6391968.

The previous prime is 20049187. The next prime is 20049209. The reversal of 20049192 is 29194002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4398 + ... + 7709.

It is an arithmetic number, because the mean of its divisors is an integer number (1180530).

Almost surely, 2^20049192 is an apocalyptic number.

It is an amenable number.

20049192 is an abundant number, since it is smaller than the sum of its proper divisors (36616248).

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

20049192 is a wasteful number, since it uses less digits than its factorization.

20049192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12142 (or 12135 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 20049192 is about 4477.6324101025. The cubic root of 20049192 is about 271.6641255026.

The spelling of 20049192 in words is "twenty million, forty-nine thousand, one hundred ninety-two".