4791386 has 4 divisors (see below), whose sum is σ = 7187082. Its totient is φ = 2395692.

The previous prime is 4791379. The next prime is 4791403. The reversal of 4791386 is 6831974.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6831974 = 2 ⋅3415987.

It can be written as a sum of positive squares in only one way, i.e., 4774225 + 17161 = 2185^2 + 131^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1197845 + ... + 1197848.

Almost surely, 2^4791386 is an apocalyptic number.

4791386 is a deficient number, since it is larger than the sum of its proper divisors (2395696).

4791386 is a wasteful number, since it uses less digits than its factorization.

4791386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395695.

The product of its digits is 36288, while the sum is 38.

The square root of 4791386 is about 2188.9234797041. The cubic root of 4791386 is about 168.5855652910.

The spelling of 4791386 in words is "four million, seven hundred ninety-one thousand, three hundred eighty-six".