4454644 has 12 divisors (see below), whose sum is σ = 7829668. Its totient is φ = 2217600.

The previous prime is 4454621. The next prime is 4454657. The reversal of 4454644 is 4464544.

It can be written as a sum of positive squares in 2 ways, for example, as 2528100 + 1926544 = 1590^2 + 1388^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347 + ... + 3274.

Almost surely, 2^4454644 is an apocalyptic number.

It is an amenable number.

4454644 is a deficient number, since it is larger than the sum of its proper divisors (3375024).

4454644 is a wasteful number, since it uses less digits than its factorization.

4454644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4866 (or 4864 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The square root of 4454644 is about 2110.6027575079. The cubic root of 4454644 is about 164.5398135356.

The spelling of 4454644 in words is "four million, four hundred fifty-four thousand, six hundred forty-four".