999229622 has 8 divisors (see below), whose sum is σ = 1539353856. Its totient is φ = 486111672.

The previous prime is 999229529. The next prime is 999229633. The reversal of 999229622 is 226922999.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6751478 + ... + 6751625.

It is an arithmetic number, because the mean of its divisors is an integer number (192419232).

Almost surely, 2^999229622 is an apocalyptic number.

999229622 is a deficient number, since it is larger than the sum of its proper divisors (540124234).

999229622 is a wasteful number, since it uses less digits than its factorization.

999229622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503142.

The product of its digits is 629856, while the sum is 50.

The square root of 999229622 is about 31610.5935091387. The cubic root of 999229622 is about 999.7431413626.

The spelling of 999229622 in words is "nine hundred ninety-nine million, two hundred twenty-nine thousand, six hundred twenty-two".