20414136 has 32 divisors (see below), whose sum is σ = 51148800. Its totient is φ = 6789600.

The previous prime is 20414129. The next prime is 20414171. The reversal of 20414136 is 63141402.

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, 17161 + ... + 18311.

It is an arithmetic number, because the mean of its divisors is an integer number (1598400).

Almost surely, 2^20414136 is an apocalyptic number.

It is an amenable number.

20414136 is an abundant number, since it is smaller than the sum of its proper divisors (30734664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20414136 is a wasteful number, since it uses less digits than its factorization.

20414136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1899 (or 1895 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 20414136 is about 4518.2005267584. The cubic root of 20414136 is about 273.3025399906.

Adding to 20414136 its reverse (63141402), we get a palindrome (83555538).

The spelling of 20414136 in words is "twenty million, four hundred fourteen thousand, one hundred thirty-six".