5491927 has 4 divisors (see below), whose sum is σ = 6276496. Its totient is φ = 4707360.

The previous prime is 5491907. The next prime is 5491939. The reversal of 5491927 is 7291945.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-5491927 is a prime.

It is a super-2 number, since 2×5491927² = 60322524346658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5491907) 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, 392274 + ... + 392287.

It is an arithmetic number, because the mean of its divisors is an integer number (1569124).

Almost surely, 2^5491927 is an apocalyptic number.

5491927 is a deficient number, since it is larger than the sum of its proper divisors (784569).

5491927 is an equidigital number, since it uses as much as digits as its factorization.

5491927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784568.

The product of its digits is 22680, while the sum is 37.

The square root of 5491927 is about 2343.4860784737. The cubic root of 5491927 is about 176.4310093178.

It can be divided in two parts, 54919 and 27, that added together give a triangular number (54946 = T₃₃₁).

The spelling of 5491927 in words is "five million, four hundred ninety-one thousand, nine hundred twenty-seven".