20416058 has 16 divisors (see below), whose sum is σ = 34118280. Its totient is φ = 9097536.

The previous prime is 20416057. The next prime is 20416061. The reversal of 20416058 is 85061402.

It can be written as a sum of positive squares in 4 ways, for example, as 17447329 + 2968729 = 4177^2 + 1723^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (20416057) by changing a digit.

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, 12785 + ... + 14292.

Almost surely, 2^20416058 is an apocalyptic number.

20416058 is a deficient number, since it is larger than the sum of its proper divisors (13702222).

20416058 is a wasteful number, since it uses less digits than its factorization.

20416058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27121.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 20416058 is about 4518.4132170487. The cubic root of 20416058 is about 273.3111169067.

It can be divided in two parts, 20 and 416058, that multiplied together give a triangular number (8321160 = T₄₀₇₉).

The spelling of 20416058 in words is "twenty million, four hundred sixteen thousand, fifty-eight".