20206054 has 16 divisors (see below), whose sum is σ = 33261840. Its totient is φ = 9129760.

The previous prime is 20206049. The next prime is 20206097. The reversal of 20206054 is 45060202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152 + ... + 6460.

It is an arithmetic number, because the mean of its divisors is an integer number (2078865).

Almost surely, 2^20206054 is an apocalyptic number.

20206054 is a deficient number, since it is larger than the sum of its proper divisors (13055786).

20206054 is a wasteful number, since it uses less digits than its factorization.

20206054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 20206054 is about 4495.1144590544. The cubic root of 20206054 is about 272.3707728314.

Adding to 20206054 its reverse (45060202), we get a palindrome (65266256).

The spelling of 20206054 in words is "twenty million, two hundred six thousand, fifty-four".