5140731 has 8 divisors (see below), whose sum is σ = 6882624. Its totient is φ = 3413000.

The previous prime is 5140727. The next prime is 5140741. The reversal of 5140731 is 1370415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5140731 - 2² = 5140727 is a prime.

It is a super-2 number, since 2×5140731² = 52854230428722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5140698 and 5140707.

It is not an unprimeable number, because it can be changed into a prime (5140741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661 + ... + 4166.

It is an arithmetic number, because the mean of its divisors is an integer number (860328).

Almost surely, 2^5140731 is an apocalyptic number.

5140731 is a deficient number, since it is larger than the sum of its proper divisors (1741893).

5140731 is a wasteful number, since it uses less digits than its factorization.

5140731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7081.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 5140731 is about 2267.3180191583. The cubic root of 5140731 is about 172.5870847832.

The spelling of 5140731 in words is "five million, one hundred forty thousand, seven hundred thirty-one".