4528394 has 8 divisors (see below), whose sum is σ = 7315140. Its totient is φ = 2090016.

The previous prime is 4528369. The next prime is 4528399. The reversal of 4528394 is 4938254.

It can be written as a sum of positive squares in 2 ways, for example, as 4515625 + 12769 = 2125^2 + 113^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4528399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87059 + ... + 87110.

Almost surely, 2^4528394 is an apocalyptic number.

4528394 is a deficient number, since it is larger than the sum of its proper divisors (2786746).

4528394 is a wasteful number, since it uses less digits than its factorization.

4528394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174184.

The product of its digits is 34560, while the sum is 35.

The square root of 4528394 is about 2128.0023496228. The cubic root of 4528394 is about 165.4428751104.

The spelling of 4528394 in words is "four million, five hundred twenty-eight thousand, three hundred ninety-four".