5340431 has 8 divisors (see below), whose sum is σ = 5679360. Its totient is φ = 5021664.

The previous prime is 5340427. The next prime is 5340443. The reversal of 5340431 is 1340435.

It is not a de Polignac number, because 5340431 - 2² = 5340427 is a prime.

It is a super-2 number, since 2×5340431² = 57040406531522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5340421) 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 7 ways as a sum of consecutive naturals, for example, 4370 + ... + 5456.

It is an arithmetic number, because the mean of its divisors is an integer number (709920).

Almost surely, 2^5340431 is an apocalyptic number.

5340431 is a deficient number, since it is larger than the sum of its proper divisors (338929).

5340431 is an equidigital number, since it uses as much as digits as its factorization.

5340431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138 (or 1104 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5340431 is about 2310.9372557471. The cubic root of 5340431 is about 174.7935633780.

Adding to 5340431 its reverse (1340435), we get a palindrome (6680866).

It can be divided in two parts, 53404 and 31, that added together give a palindrome (53435).

The spelling of 5340431 in words is "five million, three hundred forty thousand, four hundred thirty-one".