20114666 has 32 divisors (see below), whose sum is σ = 36142848. Its totient is φ = 8274240.

The previous prime is 20114663. The next prime is 20114671. The reversal of 20114666 is 66641102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (20114663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14495 + ... + 15821.

It is an arithmetic number, because the mean of its divisors is an integer number (1129464).

Almost surely, 2^20114666 is an apocalyptic number.

20114666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20114666 is a deficient number, since it is larger than the sum of its proper divisors (16028182).

20114666 is a wasteful number, since it uses less digits than its factorization.

20114666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 20114666 is about 4484.9376807265. The cubic root of 20114666 is about 271.9595257683.

Adding to 20114666 its reverse (66641102), we get a palindrome (86755768).

The spelling of 20114666 in words is "twenty million, one hundred fourteen thousand, six hundred sixty-six".