722426741 has 8 divisors (see below), whose sum is σ = 730530240. Its totient is φ = 714353472.

The previous prime is 722426723. The next prime is 722426753. The reversal of 722426741 is 147624227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722426741 is a prime.

It is a super-2 number, since 2×722426741² = 1043800792223762162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722426701) 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, 42326 + ... + 56888.

It is an arithmetic number, because the mean of its divisors is an integer number (91316280).

Almost surely, 2^722426741 is an apocalyptic number.

It is an amenable number.

722426741 is a deficient number, since it is larger than the sum of its proper divisors (8103499).

722426741 is a wasteful number, since it uses less digits than its factorization.

722426741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15115.

The product of its digits is 37632, while the sum is 35.

The square root of 722426741 is about 26877.9973398317. The cubic root of 722426741 is about 897.2867838727.

The spelling of 722426741 in words is "seven hundred twenty-two million, four hundred twenty-six thousand, seven hundred forty-one".