20411364 has 24 divisors (see below), whose sum is σ = 48299328. Its totient is φ = 6707680.

The previous prime is 20411359. The next prime is 20411371. The reversal of 20411364 is 46311402.

It is a self number, because there is not a number n which added to its sum of digits gives 20411364.

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, 11127 + ... + 12830.

It is an arithmetic number, because the mean of its divisors is an integer number (2012472).

Almost surely, 2^20411364 is an apocalyptic number.

It is an amenable number.

20411364 is an abundant number, since it is smaller than the sum of its proper divisors (27887964).

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

20411364 is a wasteful number, since it uses less digits than its factorization.

20411364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24035 (or 24033 counting only the distinct ones).

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

The square root of 20411364 is about 4517.8937570510. The cubic root of 20411364 is about 273.2901690052.

Adding to 20411364 its reverse (46311402), we get a palindrome (66722766).

The spelling of 20411364 in words is "twenty million, four hundred eleven thousand, three hundred sixty-four".