5526491 has 4 divisors (see below), whose sum is σ = 5575512. Its totient is φ = 5477472.

The previous prime is 5526487. The next prime is 5526529. The reversal of 5526491 is 1946255.

It is a happy number.

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 5526491 - 2² = 5526487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5526421) 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, 24341 + ... + 24566.

It is an arithmetic number, because the mean of its divisors is an integer number (1393878).

Almost surely, 2^5526491 is an apocalyptic number.

5526491 is a deficient number, since it is larger than the sum of its proper divisors (49021).

5526491 is a wasteful number, since it uses less digits than its factorization.

5526491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49020.

The product of its digits is 10800, while the sum is 32.

The square root of 5526491 is about 2350.8489955759. The cubic root of 5526491 is about 176.8003643618.

It can be divided in two parts, 55264 and 91, that added together give a palindrome (55355).

The spelling of 5526491 in words is "five million, five hundred twenty-six thousand, four hundred ninety-one".