20476112 has 10 divisors (see below), whose sum is σ = 39672498. Its totient is φ = 10238048.

The previous prime is 20476051. The next prime is 20476139. The reversal of 20476112 is 21167402.

It can be written as a sum of positive squares in only one way, i.e., 20286016 + 190096 = 4504^2 + 436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639863 + ... + 639894.

Almost surely, 2^20476112 is an apocalyptic number.

It is an amenable number.

20476112 is a deficient number, since it is larger than the sum of its proper divisors (19196386).

20476112 is a wasteful number, since it uses less digits than its factorization.

20476112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279765 (or 1279759 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 20476112 is about 4525.0538118347. The cubic root of 20476112 is about 273.5788368661.

The spelling of 20476112 in words is "twenty million, four hundred seventy-six thousand, one hundred twelve".