469279493 has 2 divisors, whose sum is σ = 469279494. Its totient is φ = 469279492.

The previous prime is 469279477. The next prime is 469279507. The reversal of 469279493 is 394972964.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 469242244 + 37249 = 21662^2 + 193^2 .

It is a cyclic number.

It is not a de Polignac number, because 469279493 - 2⁴ = 469279477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (469279463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234639746 + 234639747.

It is an arithmetic number, because the mean of its divisors is an integer number (234639747).

Almost surely, 2^469279493 is an apocalyptic number.

It is an amenable number.

469279493 is a deficient number, since it is larger than the sum of its proper divisors (1).

469279493 is an equidigital number, since it uses as much as digits as its factorization.

469279493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The square root of 469279493 is about 21662.8597604287. The cubic root of 469279493 is about 777.1005067131.

The spelling of 469279493 in words is "four hundred sixty-nine million, two hundred seventy-nine thousand, four hundred ninety-three".