4891946 has 4 divisors (see below), whose sum is σ = 7337922. Its totient is φ = 2445972.

The previous prime is 4891927. The next prime is 4891961. The reversal of 4891946 is 6491984.

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

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 1413721 = 1865^2 + 1189^2 .

It is a super-2 number, since 2×4891946² = 47862271333832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222985 + ... + 1222988.

Almost surely, 2^4891946 is an apocalyptic number.

4891946 is a deficient number, since it is larger than the sum of its proper divisors (2445976).

4891946 is a wasteful number, since it uses less digits than its factorization.

4891946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445975.

The product of its digits is 62208, while the sum is 41.

The square root of 4891946 is about 2211.7744007923. The cubic root of 4891946 is about 169.7568149193.

The spelling of 4891946 in words is "four million, eight hundred ninety-one thousand, nine hundred forty-six".