749017222 has 8 divisors (see below), whose sum is σ = 1123724016. Its totient is φ = 374442552.

The previous prime is 749017177. The next prime is 749017237. The reversal of 749017222 is 222710947.

It is a happy number.

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

It is a super-2 number, since 2×749017222² = 1122053597705194568, which contains 22 as substring.

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, 17373 + ... + 42424.

It is an arithmetic number, because the mean of its divisors is an integer number (140465502).

Almost surely, 2^749017222 is an apocalyptic number.

749017222 is a deficient number, since it is larger than the sum of its proper divisors (374706794).

749017222 is a wasteful number, since it uses less digits than its factorization.

749017222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66062.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 749017222 is about 27368.1790040916. The cubic root of 749017222 is about 908.1632726957.

The spelling of 749017222 in words is "seven hundred forty-nine million, seventeen thousand, two hundred twenty-two".