20466113 has 12 divisors (see below), whose sum is σ = 22693440. Its totient is φ = 18418752.

The previous prime is 20466101. The next prime is 20466119. The reversal of 20466113 is 31166402.

It is a happy number.

It is not a de Polignac number, because 20466113 - 2⁸ = 20465857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20466119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5108 + ... + 8186.

It is an arithmetic number, because the mean of its divisors is an integer number (1891120).

Almost surely, 2^20466113 is an apocalyptic number.

20466113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20466113 is a deficient number, since it is larger than the sum of its proper divisors (2227327).

20466113 is a wasteful number, since it uses less digits than its factorization.

20466113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136 (or 3119 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 20466113 is about 4523.9488281810. The cubic root of 20466113 is about 273.5342978087.

The spelling of 20466113 in words is "twenty million, four hundred sixty-six thousand, one hundred thirteen".