4548491 has 4 divisors (see below), whose sum is σ = 4556952. Its totient is φ = 4540032.

The previous prime is 4548443. The next prime is 4548539. The reversal of 4548491 is 1948454.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (4548443) and next prime (4548539).

It is a cyclic number.

It is not a de Polignac number, because 4548491 - 2¹⁰ = 4547467 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (4548421) 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, 3365 + ... + 4518.

It is an arithmetic number, because the mean of its divisors is an integer number (1139238).

Almost surely, 2^4548491 is an apocalyptic number.

4548491 is a deficient number, since it is larger than the sum of its proper divisors (8461).

4548491 is an equidigital number, since it uses as much as digits as its factorization.

4548491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460.

The product of its digits is 23040, while the sum is 35.

The square root of 4548491 is about 2132.7191563823. The cubic root of 4548491 is about 165.6872589481.

The spelling of 4548491 in words is "four million, five hundred forty-eight thousand, four hundred ninety-one".