742088222 has 8 divisors (see below), whose sum is σ = 1113256200. Its totient is φ = 371002824.

The previous prime is 742088201. The next prime is 742088227. The reversal of 742088222 is 222880247.

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

It is a super-2 number, since 2×742088222² = 1101389858462242568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742088227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12404 + ... + 40472.

It is an arithmetic number, because the mean of its divisors is an integer number (139157025).

Almost surely, 2^742088222 is an apocalyptic number.

742088222 is a deficient number, since it is larger than the sum of its proper divisors (371167978).

742088222 is a wasteful number, since it uses less digits than its factorization.

742088222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41290.

The product of its (nonzero) digits is 28672, while the sum is 35.

The square root of 742088222 is about 27241.2962613749. The cubic root of 742088222 is about 905.3541838849.

The spelling of 742088222 in words is "seven hundred forty-two million, eighty-eight thousand, two hundred twenty-two".