364426813 has 2 divisors, whose sum is σ = 364426814. Its totient is φ = 364426812.

The previous prime is 364426759. The next prime is 364426817. The reversal of 364426813 is 318624463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322669369 + 41757444 = 17963^2 + 6462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-364426813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (364426817) 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 as a sum of consecutive naturals, namely, 182213406 + 182213407.

It is an arithmetic number, because the mean of its divisors is an integer number (182213407).

Almost surely, 2^364426813 is an apocalyptic number.

It is an amenable number.

364426813 is a deficient number, since it is larger than the sum of its proper divisors (1).

364426813 is an equidigital number, since it uses as much as digits as its factorization.

364426813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 37.

The square root of 364426813 is about 19089.9662912222. The cubic root of 364426813 is about 714.2826606708.

It can be divided in two parts, 3644268 and 13, that added together give a square (3644281 = 1909²).

The spelling of 364426813 in words is "three hundred sixty-four million, four hundred twenty-six thousand, eight hundred thirteen".