20066607 has 12 divisors (see below), whose sum is σ = 31620264. Its totient is φ = 12161520.

The previous prime is 20066587. The next prime is 20066611. The reversal of 20066607 is 70666002.

It is not a de Polignac number, because 20066607 - 2⁷ = 20066479 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20066687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101248 + ... + 101445.

It is an arithmetic number, because the mean of its divisors is an integer number (2635022).

Almost surely, 2^20066607 is an apocalyptic number.

20066607 is a deficient number, since it is larger than the sum of its proper divisors (11553657).

20066607 is a wasteful number, since it uses less digits than its factorization.

20066607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202710 (or 202707 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 20066607 is about 4479.5766541047. The cubic root of 20066607 is about 271.7427597870.

The spelling of 20066607 in words is "twenty million, sixty-six thousand, six hundred seven".