4975918 has 4 divisors (see below), whose sum is σ = 7463880. Its totient is φ = 2487958.

The previous prime is 4975913. The next prime is 4975921. The reversal of 4975918 is 8195794.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4975913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243978 + ... + 1243981.

It is an arithmetic number, because the mean of its divisors is an integer number (1865970).

Almost surely, 2^4975918 is an apocalyptic number.

4975918 is a deficient number, since it is larger than the sum of its proper divisors (2487962).

4975918 is a wasteful number, since it uses less digits than its factorization.

4975918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487961.

The product of its digits is 90720, while the sum is 43.

The square root of 4975918 is about 2230.6765789778. The cubic root of 4975918 is about 170.7226217959.

The spelling of 4975918 in words is "four million, nine hundred seventy-five thousand, nine hundred eighteen".