4494387 has 4 divisors (see below), whose sum is σ = 5992520. Its totient is φ = 2996256.

The previous prime is 4494383. The next prime is 4494401. The reversal of 4494387 is 7834944.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4494387 - 2² = 4494383 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 4⁹ + 9³ + 4¹¹ + 3 + 8⁵ + 7³ .

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4494383) 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, 749062 + ... + 749067.

It is an arithmetic number, because the mean of its divisors is an integer number (1498130).

Almost surely, 2^4494387 is an apocalyptic number.

4494387 is a deficient number, since it is larger than the sum of its proper divisors (1498133).

4494387 is a wasteful number, since it uses less digits than its factorization.

4494387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498132.

The product of its digits is 96768, while the sum is 39.

The square root of 4494387 is about 2119.9969339600. The cubic root of 4494387 is about 165.0276904858.

The spelling of 4494387 in words is "four million, four hundred ninety-four thousand, three hundred eighty-seven".