456221044 has 12 divisors (see below), whose sum is σ = 845350884. Its totient is φ = 214692224.

The previous prime is 456221033. The next prime is 456221053. The reversal of 456221044 is 440122654.

It can be written as a sum of positive squares in 2 ways, for example, as 399520144 + 56700900 = 19988^2 + 7530^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3354499 + ... + 3354634.

It is an arithmetic number, because the mean of its divisors is an integer number (70445907).

Almost surely, 2^456221044 is an apocalyptic number.

It is an amenable number.

456221044 is a deficient number, since it is larger than the sum of its proper divisors (389129840).

456221044 is a wasteful number, since it uses less digits than its factorization.

456221044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6709154 (or 6709152 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 456221044 is about 21359.3315438475. The cubic root of 456221044 is about 769.8245757678.

Adding to 456221044 its reverse (440122654), we get a palindrome (896343698).

The spelling of 456221044 in words is "four hundred fifty-six million, two hundred twenty-one thousand, forty-four".