722335001 has 2 divisors, whose sum is σ = 722335002. Its totient is φ = 722335000.

The previous prime is 722334971. The next prime is 722335037. The reversal of 722335001 is 100533227.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 722319376 + 15625 = 26876^2 + 125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722335001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (722335091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361167500 + 361167501.

It is an arithmetic number, because the mean of its divisors is an integer number (361167501).

Almost surely, 2^722335001 is an apocalyptic number.

It is an amenable number.

722335001 is a deficient number, since it is larger than the sum of its proper divisors (1).

722335001 is an equidigital number, since it uses as much as digits as its factorization.

722335001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 722335001 is about 26876.2906852862. The cubic root of 722335001 is about 897.2488005177.

Adding to 722335001 its reverse (100533227), we get a palindrome (822868228).

It can be divided in two parts, 7223 and 35001, that added together give a palindrome (42224).

The spelling of 722335001 in words is "seven hundred twenty-two million, three hundred thirty-five thousand, one".