6620922227 has 4 divisors (see below), whose sum is σ = 6849229920. Its totient is φ = 6392614536.

The previous prime is 6620922211. The next prime is 6620922241. The reversal of 6620922227 is 7222290266.

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

It is not a de Polignac number, because 6620922227 - 2⁴ = 6620922211 is a prime.

It is a super-2 number, since 2×6620922227² = 87673222271965279058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6620922827) 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, 114153803 + ... + 114153860.

It is an arithmetic number, because the mean of its divisors is an integer number (1712307480).

Almost surely, 2^6620922227 is an apocalyptic number.

6620922227 is a deficient number, since it is larger than the sum of its proper divisors (228307693).

6620922227 is a wasteful number, since it uses less digits than its factorization.

6620922227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228307692.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 6620922227 is about 81369.0495643153. The cubic root of 6620922227 is about 1877.7574576296.

The spelling of 6620922227 in words is "six billion, six hundred twenty million, nine hundred twenty-two thousand, two hundred twenty-seven".