722140263 has 24 divisors (see below), whose sum is σ = 1189410768. Its totient is φ = 418252032.

The previous prime is 722140259. The next prime is 722140267. The reversal of 722140263 is 362041227.

It is an interprime number because it is at equal distance from previous prime (722140259) and next prime (722140267).

It is not a de Polignac number, because 722140263 - 2² = 722140259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722140267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179545 + ... + 183522.

It is an arithmetic number, because the mean of its divisors is an integer number (49558782).

Almost surely, 2^722140263 is an apocalyptic number.

722140263 is a deficient number, since it is larger than the sum of its proper divisors (467270505).

722140263 is a wasteful number, since it uses less digits than its factorization.

722140263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363103 (or 363100 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 722140263 is about 26872.6675825084. The cubic root of 722140263 is about 897.1681619677.

The spelling of 722140263 in words is "seven hundred twenty-two million, one hundred forty thousand, two hundred sixty-three".