20166414 has 16 divisors (see below), whose sum is σ = 40901760. Its totient is φ = 6627320.

The previous prime is 20166413. The next prime is 20166439. The reversal of 20166414 is 41466102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20166413) 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, 23244 + ... + 24095.

It is an arithmetic number, because the mean of its divisors is an integer number (2556360).

Almost surely, 2^20166414 is an apocalyptic number.

20166414 is an abundant number, since it is smaller than the sum of its proper divisors (20735346).

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

20166414 is a wasteful number, since it uses less digits than its factorization.

20166414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47415.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 20166414 is about 4490.7030629958. The cubic root of 20166414 is about 272.1925449684.

The spelling of 20166414 in words is "twenty million, one hundred sixty-six thousand, four hundred fourteen".