456785444 has 12 divisors (see below), whose sum is σ = 846396684. Its totient is φ = 214957824.

The previous prime is 456785423. The next prime is 456785447. The reversal of 456785444 is 444587654.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 181225444 + 275560000 = 13462^2 + 16600^2 .

It is not an unprimeable number, because it can be changed into a prime (456785447) 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 in 3 ways as a sum of consecutive naturals, for example, 3358649 + ... + 3358784.

It is an arithmetic number, because the mean of its divisors is an integer number (70533057).

Almost surely, 2^456785444 is an apocalyptic number.

It is an amenable number.

456785444 is a deficient number, since it is larger than the sum of its proper divisors (389611240).

456785444 is a wasteful number, since it uses less digits than its factorization.

456785444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6717454 (or 6717452 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 47.

The square root of 456785444 is about 21372.5394841137. The cubic root of 456785444 is about 770.1418999741.

The spelling of 456785444 in words is "four hundred fifty-six million, seven hundred eighty-five thousand, four hundred forty-four".