5259431 has 4 divisors (see below), whose sum is σ = 5331552. Its totient is φ = 5187312.

The previous prime is 5259427. The next prime is 5259473. The reversal of 5259431 is 1349525.

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 5259431 - 2² = 5259427 is a prime.

It is a super-2 number, since 2×5259431² = 55323228887522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5259394 and 5259403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5259421) 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, 35951 + ... + 36096.

It is an arithmetic number, because the mean of its divisors is an integer number (1332888).

Almost surely, 2^5259431 is an apocalyptic number.

5259431 is a deficient number, since it is larger than the sum of its proper divisors (72121).

5259431 is an equidigital number, since it uses as much as digits as its factorization.

5259431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72120.

The product of its digits is 5400, while the sum is 29.

The square root of 5259431 is about 2293.3449369861. The cubic root of 5259431 is about 173.9053411236.

It can be divided in two parts, 52594 and 31, that added together give a palindrome (52625).

The spelling of 5259431 in words is "five million, two hundred fifty-nine thousand, four hundred thirty-one".