6552491 has 8 divisors (see below), whose sum is σ = 7171824. Its totient is φ = 5937120.

The previous prime is 6552479. The next prime is 6552503. The reversal of 6552491 is 1942556.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6552479) and next prime (6552503).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6552491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6552421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3305 + ... + 4901.

It is an arithmetic number, because the mean of its divisors is an integer number (896478).

Almost surely, 2^6552491 is an apocalyptic number.

6552491 is a deficient number, since it is larger than the sum of its proper divisors (619333).

6552491 is a wasteful number, since it uses less digits than its factorization.

6552491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981.

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

The square root of 6552491 is about 2559.7833892734. The cubic root of 6552491 is about 187.1265788700.

The spelling of 6552491 in words is "six million, five hundred fifty-two thousand, four hundred ninety-one".