20374804 has 12 divisors (see below), whose sum is σ = 35972244. Its totient is φ = 10097024.

The previous prime is 20374787. The next prime is 20374813. The reversal of 20374804 is 40847302.

It can be written as a sum of positive squares in 2 ways, for example, as 4613904 + 15760900 = 2148^2 + 3970^2 .

It is a congruent number.

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, 22087 + ... + 22990.

It is an arithmetic number, because the mean of its divisors is an integer number (2997687).

Almost surely, 2^20374804 is an apocalyptic number.

It is an amenable number.

20374804 is a deficient number, since it is larger than the sum of its proper divisors (15597440).

20374804 is a wasteful number, since it uses less digits than its factorization.

20374804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45194 (or 45192 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 20374804 is about 4513.8458103927. The cubic root of 20374804 is about 273.1269027650.

The spelling of 20374804 in words is "twenty million, three hundred seventy-four thousand, eight hundred four".