722035974529 has 3 divisors (see below), whose sum is σ = 722036824257. Its totient is φ = 722035124802.

The previous prime is 722035974437. The next prime is 722035974533. The reversal of 722035974529 is 925479530227.

The square root of 722035974529 is 849727.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 722035974529 - 2¹¹ = 722035972481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722035974529.

It is not an unprimeable number, because it can be changed into a prime (722035974229) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 424864 + ... + 1274590.

It is an arithmetic number, because the mean of its divisors is an integer number (240678941419).

Almost surely, 2^722035974529 is an apocalyptic number.

722035974529 is the 849727-th square number.

722035974529 is the 424864-th centered octagonal number.

It is an amenable number.

722035974529 is a deficient number, since it is larger than the sum of its proper divisors (849728).

722035974529 is an frugal number, since it uses more digits than its factorization.

722035974529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699454 (or 849727 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 722035974529 in words is "seven hundred twenty-two billion, thirty-five million, nine hundred seventy-four thousand, five hundred twenty-nine".