4509814 has 4 divisors (see below), whose sum is σ = 6764724. Its totient is φ = 2254906.

The previous prime is 4509793. The next prime is 4509851. The reversal of 4509814 is 4189054.

It is a happy number.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127452 + ... + 1127455.

It is an arithmetic number, because the mean of its divisors is an integer number (1691181).

Almost surely, 2^4509814 is an apocalyptic number.

4509814 is a deficient number, since it is larger than the sum of its proper divisors (2254910).

4509814 is a wasteful number, since it uses less digits than its factorization.

4509814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254909.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 4509814 is about 2123.6322657183. The cubic root of 4509814 is about 165.2162942418.

Subtracting from 4509814 its product of nonzero digits (5760), we obtain a palindrome (4504054).

The spelling of 4509814 in words is "four million, five hundred nine thousand, eight hundred fourteen".