4523090 has 32 divisors (see below), whose sum is σ = 9567936. Its totient is φ = 1517760.

The previous prime is 4523081. The next prime is 4523093. The reversal of 4523090 is 903254.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4523093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152 + ... + 3011.

It is an arithmetic number, because the mean of its divisors is an integer number (298998).

Almost surely, 2^4523090 is an apocalyptic number.

4523090 is an abundant number, since it is smaller than the sum of its proper divisors (5044846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4523090 is a wasteful number, since it uses less digits than its factorization.

4523090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 4523090 is about 2126.7557452608. The cubic root of 4523090 is about 165.3782567760.

The spelling of 4523090 in words is "four million, five hundred twenty-three thousand, ninety".