730252013 has 2 divisors, whose sum is σ = 730252014. Its totient is φ = 730252012.

The previous prime is 730251971. The next prime is 730252037. The reversal of 730252013 is 310252037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 725871364 + 4380649 = 26942^2 + 2093^2 .

It is a cyclic number.

It is not a de Polignac number, because 730252013 - 2²⁸ = 461816557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 730252013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730252043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365126006 + 365126007.

It is an arithmetic number, because the mean of its divisors is an integer number (365126007).

Almost surely, 2^730252013 is an apocalyptic number.

It is an amenable number.

730252013 is a deficient number, since it is larger than the sum of its proper divisors (1).

730252013 is an equidigital number, since it uses as much as digits as its factorization.

730252013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 730252013 is about 27023.1754795768. The cubic root of 730252013 is about 900.5149370087.

The spelling of 730252013 in words is "seven hundred thirty million, two hundred fifty-two thousand, thirteen".