20169058 has 16 divisors (see below), whose sum is σ = 37235520. Its totient is φ = 7978896.

The previous prime is 20169047. The next prime is 20169109. The reversal of 20169058 is 85096102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55228 + ... + 55591.

It is an arithmetic number, because the mean of its divisors is an integer number (2327220).

Almost surely, 2^20169058 is an apocalyptic number.

20169058 is a deficient number, since it is larger than the sum of its proper divisors (17066462).

20169058 is a wasteful number, since it uses less digits than its factorization.

20169058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110841.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 20169058 is about 4490.9974393224. The cubic root of 20169058 is about 272.2044400867.

The spelling of 20169058 in words is "twenty million, one hundred sixty-nine thousand, fifty-eight".