20414404 has 6 divisors (see below), whose sum is σ = 35725214. Its totient is φ = 10207200.

The previous prime is 20414393. The next prime is 20414411. The reversal of 20414404 is 40441402.

It can be written as a sum of positive squares in only one way, i.e., 15618304 + 4796100 = 3952^2 + 2190^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2551797 + ... + 2551804.

Almost surely, 2^20414404 is an apocalyptic number.

It is an amenable number.

20414404 is a deficient number, since it is larger than the sum of its proper divisors (15310810).

20414404 is a wasteful number, since it uses less digits than its factorization.

20414404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5103605 (or 5103603 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 20414404 is about 4518.2301844860. The cubic root of 20414404 is about 273.3037359716.

Adding to 20414404 its reverse (40441402), we get a palindrome (60855806).

The spelling of 20414404 in words is "twenty million, four hundred fourteen thousand, four hundred four".