722452153 has 2 divisors, whose sum is σ = 722452154. Its totient is φ = 722452152.

The previous prime is 722452099. The next prime is 722452183. The reversal of 722452153 is 351254227.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 414203904 + 308248249 = 20352^2 + 17557^2 .

It is a cyclic number.

It is not a de Polignac number, because 722452153 - 2⁹ = 722451641 is a prime.

It is a super-2 number, since 2×722452153² = 1043874226748670818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (722452183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361226076 + 361226077.

It is an arithmetic number, because the mean of its divisors is an integer number (361226077).

Almost surely, 2^722452153 is an apocalyptic number.

It is an amenable number.

722452153 is a deficient number, since it is larger than the sum of its proper divisors (1).

722452153 is an equidigital number, since it uses as much as digits as its factorization.

722452153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 31.

The square root of 722452153 is about 26878.4700643470. The cubic root of 722452153 is about 897.2973047016.

The spelling of 722452153 in words is "seven hundred twenty-two million, four hundred fifty-two thousand, one hundred fifty-three".