742658722 has 16 divisors (see below), whose sum is σ = 1216579392. Its totient is φ = 337937040.

The previous prime is 742658717. The next prime is 742658729. The reversal of 742658722 is 227856247.

It is not an unprimeable number, because it can be changed into a prime (742658729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199308 + ... + 202999.

It is an arithmetic number, because the mean of its divisors is an integer number (76036212).

Almost surely, 2^742658722 is an apocalyptic number.

742658722 is a deficient number, since it is larger than the sum of its proper divisors (473920670).

742658722 is a wasteful number, since it uses less digits than its factorization.

742658722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402393.

The product of its digits is 376320, while the sum is 43.

The square root of 742658722 is about 27251.7654840930. The cubic root of 742658722 is about 905.5861294696.

The spelling of 742658722 in words is "seven hundred forty-two million, six hundred fifty-eight thousand, seven hundred twenty-two".