5493561 has 4 divisors (see below), whose sum is σ = 7324752. Its totient is φ = 3662372.

The previous prime is 5493559. The next prime is 5493583. The reversal of 5493561 is 1653945.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5493561 - 2¹ = 5493559 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5493511) 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, 915591 + ... + 915596.

It is an arithmetic number, because the mean of its divisors is an integer number (1831188).

Almost surely, 2^5493561 is an apocalyptic number.

It is an amenable number.

5493561 is a deficient number, since it is larger than the sum of its proper divisors (1831191).

5493561 is a wasteful number, since it uses less digits than its factorization.

5493561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831190.

The product of its digits is 16200, while the sum is 33.

The square root of 5493561 is about 2343.8346784703. The cubic root of 5493561 is about 176.4485052825.

The spelling of 5493561 in words is "five million, four hundred ninety-three thousand, five hundred sixty-one".