5240657 has 4 divisors (see below), whose sum is σ = 5249076. Its totient is φ = 5232240.

The previous prime is 5240647. The next prime is 5240663. The reversal of 5240657 is 7560425.

5240657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3625216 + 1615441 = 1904^2 + 1271^2 .

It is a cyclic number.

It is not a de Polignac number, because 5240657 - 2⁶ = 5240593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5240617) 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, 3194 + ... + 4547.

It is an arithmetic number, because the mean of its divisors is an integer number (1312269).

Almost surely, 2^5240657 is an apocalyptic number.

It is an amenable number.

5240657 is a deficient number, since it is larger than the sum of its proper divisors (8419).

5240657 is an equidigital number, since it uses as much as digits as its factorization.

5240657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8418.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 5240657 is about 2289.2481298453. The cubic root of 5240657 is about 173.6981709704.

The spelling of 5240657 in words is "five million, two hundred forty thousand, six hundred fifty-seven".