4508890 has 24 divisors (see below), whose sum is σ = 8572500. Its totient is φ = 1707264.

The previous prime is 4508887. The next prime is 4508923. The reversal of 4508890 is 988054.

It can be written as a sum of positive squares in 2 ways, for example, as 4447881 + 61009 = 2109^2 + 247^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2986 + ... + 4234.

Almost surely, 2^4508890 is an apocalyptic number.

4508890 is a deficient number, since it is larger than the sum of its proper divisors (4063610).

4508890 is a wasteful number, since it uses less digits than its factorization.

4508890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294 (or 1275 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 4508890 is about 2123.4147027842. The cubic root of 4508890 is about 165.2050099417.

The spelling of 4508890 in words is "four million, five hundred eight thousand, eight hundred ninety".