722773963 has 2 divisors, whose sum is σ = 722773964. Its totient is φ = 722773962.

The previous prime is 722773951. The next prime is 722773973. The reversal of 722773963 is 369377227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 722773963 - 2²¹ = 720676811 is a prime.

It is not a weakly prime, because it can be changed into another prime (722773913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361386981 + 361386982.

It is an arithmetic number, because the mean of its divisors is an integer number (361386982).

Almost surely, 2^722773963 is an apocalyptic number.

722773963 is a deficient number, since it is larger than the sum of its proper divisors (1).

722773963 is an equidigital number, since it uses as much as digits as its factorization.

722773963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 46.

The square root of 722773963 is about 26884.4557876852. The cubic root of 722773963 is about 897.4305160061.

The spelling of 722773963 in words is "seven hundred twenty-two million, seven hundred seventy-three thousand, nine hundred sixty-three".