299223442 has 8 divisors (see below), whose sum is σ = 512954496. Its totient is φ = 128238612.

The previous prime is 299223413. The next prime is 299223461. The reversal of 299223442 is 244322992.

It is a happy number.

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

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, 10686538 + ... + 10686565.

It is an arithmetic number, because the mean of its divisors is an integer number (64119312).

Almost surely, 2^299223442 is an apocalyptic number.

299223442 is a deficient number, since it is larger than the sum of its proper divisors (213731054).

299223442 is a wasteful number, since it uses less digits than its factorization.

299223442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21373112.

The product of its digits is 62208, while the sum is 37.

The square root of 299223442 is about 17298.0762514217. The cubic root of 299223442 is about 668.8548359593.

The spelling of 299223442 in words is "two hundred ninety-nine million, two hundred twenty-three thousand, four hundred forty-two".