20414438 has 16 divisors (see below), whose sum is σ = 33493824. Its totient is φ = 9254760.

The previous prime is 20414437. The next prime is 20414441. The reversal of 20414438 is 83441402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9281 + ... + 11267.

It is an arithmetic number, because the mean of its divisors is an integer number (2093364).

Almost surely, 2^20414438 is an apocalyptic number.

20414438 is a deficient number, since it is larger than the sum of its proper divisors (13079386).

20414438 is a wasteful number, since it uses less digits than its factorization.

20414438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 20414438 is about 4518.2339470196. The cubic root of 20414438 is about 273.3038876998.

The spelling of 20414438 in words is "twenty million, four hundred fourteen thousand, four hundred thirty-eight".