4493491201 has 4 divisors (see below), whose sum is σ = 4497389572. Its totient is φ = 4489592832.

The previous prime is 4493491157. The next prime is 4493491207. The reversal of 4493491201 is 1021943944.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3930663025 + 562828176 = 62695^2 + 23724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4493491201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4493491207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1947456 + ... + 1949761.

It is an arithmetic number, because the mean of its divisors is an integer number (1124347393).

Almost surely, 2^4493491201 is an apocalyptic number.

It is an amenable number.

4493491201 is a deficient number, since it is larger than the sum of its proper divisors (3898371).

4493491201 is a wasteful number, since it uses less digits than its factorization.

4493491201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898370.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 4493491201 is about 67033.5080463495. The cubic root of 4493491201 is about 1650.1672558949.

The spelling of 4493491201 in words is "four billion, four hundred ninety-three million, four hundred ninety-one thousand, two hundred one".