20055574 has 32 divisors (see below), whose sum is σ = 38725632. Its totient is φ = 7560000.

The previous prime is 20055569. The next prime is 20055593. The reversal of 20055574 is 47555002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2674 + ... + 6874.

It is an arithmetic number, because the mean of its divisors is an integer number (1210176).

Almost surely, 2^20055574 is an apocalyptic number.

20055574 is a deficient number, since it is larger than the sum of its proper divisors (18670058).

20055574 is a wasteful number, since it uses less digits than its factorization.

20055574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4252.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 20055574 is about 4478.3450068078. The cubic root of 20055574 is about 271.6929475539.

The spelling of 20055574 in words is "twenty million, fifty-five thousand, five hundred seventy-four".