4564090 has 8 divisors (see below), whose sum is σ = 8215380. Its totient is φ = 1825632.

The previous prime is 4564073. The next prime is 4564103. The reversal of 4564090 is 904654.

It can be written as a sum of positive squares in 2 ways, for example, as 4214809 + 349281 = 2053^2 + 591^2 .

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228195 + ... + 228214.

Almost surely, 2^4564090 is an apocalyptic number.

4564090 is a deficient number, since it is larger than the sum of its proper divisors (3651290).

4564090 is a wasteful number, since it uses less digits than its factorization.

4564090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456416.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4564090 is about 2136.3730947566. The cubic root of 4564090 is about 165.8764503818.

The spelling of 4564090 in words is "four million, five hundred sixty-four thousand, ninety".