20073404 has 24 divisors (see below), whose sum is σ = 38370528. Its totient is φ = 9132480.

The previous prime is 20073397. The next prime is 20073419. The reversal of 20073404 is 40437002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974 + ... + 6410.

It is an arithmetic number, because the mean of its divisors is an integer number (1598772).

Almost surely, 2^20073404 is an apocalyptic number.

It is an amenable number.

20073404 is a deficient number, since it is larger than the sum of its proper divisors (18297124).

20073404 is a wasteful number, since it uses less digits than its factorization.

20073404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5525 (or 5523 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 20073404 is about 4480.3352553129. The cubic root of 20073404 is about 271.7734380681.

The spelling of 20073404 in words is "twenty million, seventy-three thousand, four hundred four".