4394530 has 32 divisors (see below), whose sum is σ = 9184896. Its totient is φ = 1482624.

The previous prime is 4394473. The next prime is 4394561. The reversal of 4394530 is 354934.

4394530 = 103² + 104² + ... + 242².

It is a d-powerful number, because it can be written as 4⁷ + 3⁸ + 9 + 4¹¹ + 5³ + 3¹¹ + 0 .

It is a nialpdrome in base 5.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4222 + ... + 5158.

It is an arithmetic number, because the mean of its divisors is an integer number (287028).

Almost surely, 2^4394530 is an apocalyptic number.

4394530 is an abundant number, since it is smaller than the sum of its proper divisors (4790366).

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

4394530 is a wasteful number, since it uses less digits than its factorization.

4394530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 4394530 is about 2096.3134307636. The cubic root of 4394530 is about 163.7963216077.

The spelling of 4394530 in words is "four million, three hundred ninety-four thousand, five hundred thirty".