220266007 has 4 divisors (see below), whose sum is σ = 237209560. Its totient is φ = 203322456.

The previous prime is 220265987. The next prime is 220266023. The reversal of 220266007 is 700662022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220266007 - 2²³ = 211877399 is a prime.

It is a super-2 number, since 2×220266007² = 97034227679448098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220266407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8471757 + ... + 8471782.

It is an arithmetic number, because the mean of its divisors is an integer number (59302390).

Almost surely, 2^220266007 is an apocalyptic number.

220266007 is a deficient number, since it is larger than the sum of its proper divisors (16943553).

220266007 is a wasteful number, since it uses less digits than its factorization.

220266007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16943552.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 220266007 is about 14841.3613593902. The cubic root of 220266007 is about 603.9242838512.

The spelling of 220266007 in words is "two hundred twenty million, two hundred sixty-six thousand, seven".