462879449 has 2 divisors, whose sum is σ = 462879450. Its totient is φ = 462879448.

The previous prime is 462879409. The next prime is 462879481. The reversal of 462879449 is 944978264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439531225 + 23348224 = 20965^2 + 4832^2 .

It is a cyclic number.

It is not a de Polignac number, because 462879449 - 2²⁴ = 446102233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 462879449.

It is not a weakly prime, because it can be changed into another prime (462879409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231439724 + 231439725.

It is an arithmetic number, because the mean of its divisors is an integer number (231439725).

Almost surely, 2^462879449 is an apocalyptic number.

It is an amenable number.

462879449 is a deficient number, since it is larger than the sum of its proper divisors (1).

462879449 is an equidigital number, since it uses as much as digits as its factorization.

462879449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 53.

The square root of 462879449 is about 21514.6333689422. The cubic root of 462879449 is about 773.5516196408.

The spelling of 462879449 in words is "four hundred sixty-two million, eight hundred seventy-nine thousand, four hundred forty-nine".