6999922 has 8 divisors (see below), whose sum is σ = 10698156. Its totient is φ = 3433872.

The previous prime is 6999911. The next prime is 6999929. The reversal of 6999922 is 2299996.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6155361 + 844561 = 2481^2 + 919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6999929) 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, 32913 + ... + 33124.

Almost surely, 2^6999922 is an apocalyptic number.

6999922 is a deficient number, since it is larger than the sum of its proper divisors (3698234).

6999922 is a wasteful number, since it uses less digits than its factorization.

6999922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66092.

The product of its digits is 157464, while the sum is 46.

The square root of 6999922 is about 2645.7365704091. The cubic root of 6999922 is about 191.2924077573.

It can be divided in two parts, 6999 and 922, that added together give a square (7921 = 89²).

The spelling of 6999922 in words is "six million, nine hundred ninety-nine thousand, nine hundred twenty-two".