5376991 has 4 divisors (see below), whose sum is σ = 5382000. Its totient is φ = 5371984.

The previous prime is 5376983. The next prime is 5376997. The reversal of 5376991 is 1996735.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5376991 - 2³ = 5376983 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5376991 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5376997) 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, 166 + ... + 3283.

It is an arithmetic number, because the mean of its divisors is an integer number (1345500).

Almost surely, 2^5376991 is an apocalyptic number.

5376991 is a deficient number, since it is larger than the sum of its proper divisors (5009).

5376991 is a wasteful number, since it uses less digits than its factorization.

5376991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5008.

The product of its digits is 51030, while the sum is 40.

The square root of 5376991 is about 2318.8339742207. The cubic root of 5376991 is about 175.1915290797.

It can be divided in two parts, 5 and 376991, that added together give a square (376996 = 614²).

The spelling of 5376991 in words is "five million, three hundred seventy-six thousand, nine hundred ninety-one".