5378641 has 4 divisors (see below), whose sum is σ = 5385652. Its totient is φ = 5371632.

The previous prime is 5378609. The next prime is 5378657. The reversal of 5378641 is 1468735.

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 4928400 + 450241 = 2220^2 + 671^2 .

It is a cyclic number.

It is not a de Polignac number, because 5378641 - 2⁵ = 5378609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5378597 and 5378606.

It is not an unprimeable number, because it can be changed into a prime (5378441) 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, 2190 + ... + 3943.

It is an arithmetic number, because the mean of its divisors is an integer number (1346413).

Almost surely, 2^5378641 is an apocalyptic number.

It is an amenable number.

5378641 is a deficient number, since it is larger than the sum of its proper divisors (7011).

5378641 is an equidigital number, since it uses as much as digits as its factorization.

5378641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010.

The product of its digits is 20160, while the sum is 34.

The square root of 5378641 is about 2319.1897291942. The cubic root of 5378641 is about 175.2094471842.

The spelling of 5378641 in words is "five million, three hundred seventy-eight thousand, six hundred forty-one".