4744918 has 4 divisors (see below), whose sum is σ = 7117380. Its totient is φ = 2372458.

The previous prime is 4744913. The next prime is 4744937. The reversal of 4744918 is 8194474.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4744913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1186228 + ... + 1186231.

It is an arithmetic number, because the mean of its divisors is an integer number (1779345).

Almost surely, 2^4744918 is an apocalyptic number.

4744918 is a deficient number, since it is larger than the sum of its proper divisors (2372462).

4744918 is a wasteful number, since it uses less digits than its factorization.

4744918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372461.

The product of its digits is 32256, while the sum is 37.

The square root of 4744918 is about 2178.2832689988. The cubic root of 4744918 is about 168.0387996175.

The spelling of 4744918 in words is "four million, seven hundred forty-four thousand, nine hundred eighteen".