722270527 has 8 divisors (see below), whose sum is σ = 806256000. Its totient is φ = 641339160.

The previous prime is 722270509. The next prime is 722270531. The reversal of 722270527 is 725072227.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-722270527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 722270492 and 722270501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722270537) 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, 763027 + ... + 763972.

It is an arithmetic number, because the mean of its divisors is an integer number (100782000).

Almost surely, 2^722270527 is an apocalyptic number.

722270527 is a deficient number, since it is larger than the sum of its proper divisors (83985473).

722270527 is a wasteful number, since it uses less digits than its factorization.

722270527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527053.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 722270527 is about 26875.0911998453. The cubic root of 722270527 is about 897.2221042524. Note that the first 3 decimals are identical.

The spelling of 722270527 in words is "seven hundred twenty-two million, two hundred seventy thousand, five hundred twenty-seven".