5244781 has 4 divisors (see below), whose sum is σ = 5255712. Its totient is φ = 5233852.

The previous prime is 5244773. The next prime is 5244791. The reversal of 5244781 is 1874425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5244781 - 2³ = 5244773 is a prime.

It is a super-2 number, since 2×5244781² = 55015455475922, 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 (5244751) 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, 4711 + ... + 5716.

It is an arithmetic number, because the mean of its divisors is an integer number (1313928).

Almost surely, 2^5244781 is an apocalyptic number.

It is an amenable number.

5244781 is a deficient number, since it is larger than the sum of its proper divisors (10931).

5244781 is a wasteful number, since it uses less digits than its factorization.

5244781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10930.

The product of its digits is 8960, while the sum is 31.

The square root of 5244781 is about 2290.1486851294. The cubic root of 5244781 is about 173.7437214576.

The spelling of 5244781 in words is "five million, two hundred forty-four thousand, seven hundred eighty-one".