4249678 has 4 divisors (see below), whose sum is σ = 6374520. Its totient is φ = 2124838.

The previous prime is 4249669. The next prime is 4249703. The reversal of 4249678 is 8769424.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4249678.

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, 1062418 + ... + 1062421.

It is an arithmetic number, because the mean of its divisors is an integer number (1593630).

Almost surely, 2^4249678 is an apocalyptic number.

4249678 is a deficient number, since it is larger than the sum of its proper divisors (2124842).

4249678 is a wasteful number, since it uses less digits than its factorization.

4249678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124841.

The product of its digits is 96768, while the sum is 40.

The square root of 4249678 is about 2061.4747148583. The cubic root of 4249678 is about 161.9764991566.

The spelling of 4249678 in words is "four million, two hundred forty-nine thousand, six hundred seventy-eight".