742223167 has 4 divisors (see below), whose sum is σ = 848255056. Its totient is φ = 636191280.

The previous prime is 742223149. The next prime is 742223171. The reversal of 742223167 is 761322247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742223167 - 2¹⁹ = 741698879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742223177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53015934 + ... + 53015947.

It is an arithmetic number, because the mean of its divisors is an integer number (212063764).

Almost surely, 2^742223167 is an apocalyptic number.

742223167 is a deficient number, since it is larger than the sum of its proper divisors (106031889).

742223167 is a wasteful number, since it uses less digits than its factorization.

742223167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106031888.

The product of its digits is 28224, while the sum is 34.

The square root of 742223167 is about 27243.7729949433. The cubic root of 742223167 is about 905.4090585894.

The spelling of 742223167 in words is "seven hundred forty-two million, two hundred twenty-three thousand, one hundred sixty-seven".