5427791 has 4 divisors (see below), whose sum is σ = 5480592. Its totient is φ = 5374992.

The previous prime is 5427781. The next prime is 5427809. The reversal of 5427791 is 1977245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1977245 = 5 ⋅395449.

It is a cyclic number.

It is not a de Polignac number, because 5427791 - 2¹⁸ = 5165647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5427781) 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, 26246 + ... + 26451.

It is an arithmetic number, because the mean of its divisors is an integer number (1370148).

Almost surely, 2^5427791 is an apocalyptic number.

5427791 is a deficient number, since it is larger than the sum of its proper divisors (52801).

5427791 is a wasteful number, since it uses less digits than its factorization.

5427791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52800.

The product of its digits is 17640, while the sum is 35.

The square root of 5427791 is about 2329.7620050125. The cubic root of 5427791 is about 175.7415175179.

The spelling of 5427791 in words is "five million, four hundred twenty-seven thousand, seven hundred ninety-one".