4973491 has 4 divisors (see below), whose sum is σ = 4982472. Its totient is φ = 4964512.

The previous prime is 4973483. The next prime is 4973539. The reversal of 4973491 is 1943794.

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

It is a cyclic number.

It is not a de Polignac number, because 4973491 - 2³ = 4973483 is a prime.

It is a super-2 number, since 2×4973491² = 49471225454162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4973491.

It is not an unprimeable number, because it can be changed into a prime (4973411) 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, 3601 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (1245618).

Almost surely, 2^4973491 is an apocalyptic number.

4973491 is a deficient number, since it is larger than the sum of its proper divisors (8981).

4973491 is an equidigital number, since it uses as much as digits as its factorization.

4973491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8980.

The product of its digits is 27216, while the sum is 37.

The square root of 4973491 is about 2230.1325072740. The cubic root of 4973491 is about 170.6948606748.

The spelling of 4973491 in words is "four million, nine hundred seventy-three thousand, four hundred ninety-one".