20058172 has 12 divisors (see below), whose sum is σ = 35161056. Its totient is φ = 10012160.

The previous prime is 20058151. The next prime is 20058211. The reversal of 20058172 is 27185002.

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, 1348 + ... + 6475.

It is an arithmetic number, because the mean of its divisors is an integer number (2930088).

Almost surely, 2^20058172 is an apocalyptic number.

It is an amenable number.

20058172 is a deficient number, since it is larger than the sum of its proper divisors (15102884).

20058172 is a wasteful number, since it uses less digits than its factorization.

20058172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8468 (or 8466 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 20058172 is about 4478.6350599262. The cubic root of 20058172 is about 271.7046787531.

The spelling of 20058172 in words is "twenty million, fifty-eight thousand, one hundred seventy-two".