802489223 has 2 divisors, whose sum is σ = 802489224. Its totient is φ = 802489222.

The previous prime is 802489213. The next prime is 802489241. The reversal of 802489223 is 322984208.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 802489223 - 2¹⁸ = 802227079 is a prime.

It is a super-2 number, since 2×802489223² = 1287977906062287458, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (802489213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401244611 + 401244612.

It is an arithmetic number, because the mean of its divisors is an integer number (401244612).

Almost surely, 2^802489223 is an apocalyptic number.

802489223 is a deficient number, since it is larger than the sum of its proper divisors (1).

802489223 is an equidigital number, since it uses as much as digits as its factorization.

802489223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 802489223 is about 28328.2407325270. The cubic root of 802489223 is about 929.2795989618.

The spelling of 802489223 in words is "eight hundred two million, four hundred eighty-nine thousand, two hundred twenty-three".