799209469 has 2 divisors, whose sum is σ = 799209470. Its totient is φ = 799209468.

The previous prime is 799209461. The next prime is 799209487. The reversal of 799209469 is 964902997.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469242244 + 329967225 = 21662^2 + 18165^2 .

It is a cyclic number.

It is not a de Polignac number, because 799209469 - 2³ = 799209461 is a prime.

It is a super-2 number, since 2×799209469² = 1277471550678523922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (799209461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399604734 + 399604735.

It is an arithmetic number, because the mean of its divisors is an integer number (399604735).

Almost surely, 2^799209469 is an apocalyptic number.

It is an amenable number.

799209469 is a deficient number, since it is larger than the sum of its proper divisors (1).

799209469 is an equidigital number, since it uses as much as digits as its factorization.

799209469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2204496, while the sum is 55.

The square root of 799209469 is about 28270.2930476499. The cubic root of 799209469 is about 928.0118892929.

The spelling of 799209469 in words is "seven hundred ninety-nine million, two hundred nine thousand, four hundred sixty-nine".