5427491 has 4 divisors (see below), whose sum is σ = 5434800. Its totient is φ = 5420184.

The previous prime is 5427481. The next prime is 5427497. The reversal of 5427491 is 1947245.

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 5427491 - 2¹⁰ = 5426467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5427497) 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, 2396 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (1358700).

Almost surely, 2^5427491 is an apocalyptic number.

5427491 is a deficient number, since it is larger than the sum of its proper divisors (7309).

5427491 is an equidigital number, since it uses as much as digits as its factorization.

5427491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7308.

The product of its digits is 10080, while the sum is 32.

The square root of 5427491 is about 2329.6976198640. The cubic root of 5427491 is about 175.7382796490.

The spelling of 5427491 in words is "five million, four hundred twenty-seven thousand, four hundred ninety-one".