690112222 has 8 divisors (see below), whose sum is σ = 1036175472. Its totient is φ = 344720400.

The previous prime is 690112207. The next prime is 690112231. The reversal of 690112222 is 222211096.

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, 165279 + ... + 169402.

It is an arithmetic number, because the mean of its divisors is an integer number (129521934).

Almost surely, 2^690112222 is an apocalyptic number.

690112222 is a deficient number, since it is larger than the sum of its proper divisors (346063250).

690112222 is a wasteful number, since it uses less digits than its factorization.

690112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335714.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 690112222 is about 26269.9870955431. The cubic root of 690112222 is about 883.7034957294.

The spelling of 690112222 in words is "six hundred ninety million, one hundred twelve thousand, two hundred twenty-two".