4496991 has 4 divisors (see below), whose sum is σ = 5995992. Its totient is φ = 2997992.

The previous prime is 4496963. The next prime is 4497011. The reversal of 4496991 is 1996944.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4496991 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4496941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749496 + ... + 749501.

It is an arithmetic number, because the mean of its divisors is an integer number (1498998).

Almost surely, 2^4496991 is an apocalyptic number.

4496991 is a deficient number, since it is larger than the sum of its proper divisors (1499001).

4496991 is a wasteful number, since it uses less digits than its factorization.

4496991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499000.

The product of its digits is 69984, while the sum is 42.

The square root of 4496991 is about 2120.6109968592. The cubic root of 4496991 is about 165.0595560950.

The spelling of 4496991 in words is "four million, four hundred ninety-six thousand, nine hundred ninety-one".