4451394 has 16 divisors (see below), whose sum is σ = 9025632. Its totient is φ = 1463328.

The previous prime is 4451393. The next prime is 4451401. The reversal of 4451394 is 4931544.

It is a d-powerful number, because it can be written as 4³ + 4⁵ + 5⁷ + 1 + 3¹¹ + 9³ + 4¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4644 + ... + 5519.

It is an arithmetic number, because the mean of its divisors is an integer number (564102).

Almost surely, 2^4451394 is an apocalyptic number.

4451394 is an abundant number, since it is smaller than the sum of its proper divisors (4574238).

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

4451394 is a wasteful number, since it uses less digits than its factorization.

4451394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10241.

The product of its digits is 8640, while the sum is 30.

The square root of 4451394 is about 2109.8326947889. The cubic root of 4451394 is about 164.4997890507.

The spelling of 4451394 in words is "four million, four hundred fifty-one thousand, three hundred ninety-four".