722337738 has 16 divisors (see below), whose sum is σ = 1445810016. Its totient is φ = 240590160.

The previous prime is 722337731. The next prime is 722337751. The reversal of 722337738 is 837733227.

It is a self number, because there is not a number n which added to its sum of digits gives 722337738.

It is not an unprimeable number, because it can be changed into a prime (722337731) 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 7 ways as a sum of consecutive naturals, for example, 38881 + ... + 54372.

It is an arithmetic number, because the mean of its divisors is an integer number (90363126).

Almost surely, 2^722337738 is an apocalyptic number.

722337738 is an abundant number, since it is smaller than the sum of its proper divisors (723472278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722337738 is a wasteful number, since it uses less digits than its factorization.

722337738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94549.

The product of its digits is 296352, while the sum is 42.

The square root of 722337738 is about 26876.3416037228. The cubic root of 722337738 is about 897.2499337716.

The spelling of 722337738 in words is "seven hundred twenty-two million, three hundred thirty-seven thousand, seven hundred thirty-eight".