4456490 has 8 divisors (see below), whose sum is σ = 8021700. Its totient is φ = 1782592.

The previous prime is 4456453. The next prime is 4456511. The reversal of 4456490 is 946544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4456321 + 169 = 2111^2 + 13^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222815 + ... + 222834.

Almost surely, 2^4456490 is an apocalyptic number.

4456490 is a deficient number, since it is larger than the sum of its proper divisors (3565210).

4456490 is a wasteful number, since it uses less digits than its factorization.

4456490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445656.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4456490 is about 2111.0400280430. The cubic root of 4456490 is about 164.5625387746.

The spelling of 4456490 in words is "four million, four hundred fifty-six thousand, four hundred ninety".