4393494 has 64 divisors (see below), whose sum is σ = 11404800. Its totient is φ = 1227744.

The previous prime is 4393489. The next prime is 4393507. The reversal of 4393494 is 4943934.

It is a d-powerful number, because it can be written as 4⁶ + 3⁸ + 9³ + 3¹¹ + 4⁶ + 9⁴ + 4¹¹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22204 + ... + 22400.

It is an arithmetic number, because the mean of its divisors is an integer number (178200).

Almost surely, 2^4393494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4393494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5702400).

4393494 is an abundant number, since it is smaller than the sum of its proper divisors (7011306).

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

4393494 is a wasteful number, since it uses less digits than its factorization.

4393494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 268 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 4393494 is about 2096.0663157448. The cubic root of 4393494 is about 163.7834490650.

The spelling of 4393494 in words is "four million, three hundred ninety-three thousand, four hundred ninety-four".