5425261 has 4 divisors (see below), whose sum is σ = 5744412. Its totient is φ = 5106112.

The previous prime is 5425249. The next prime is 5425271. The reversal of 5425261 is 1625245.

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 1932100 + 3493161 = 1390^2 + 1869^2 .

It is a cyclic number.

It is not a de Polignac number, because 5425261 - 2¹⁵ = 5392493 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5425201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159550 + ... + 159583.

It is an arithmetic number, because the mean of its divisors is an integer number (1436103).

Almost surely, 2^5425261 is an apocalyptic number.

It is an amenable number.

5425261 is a deficient number, since it is larger than the sum of its proper divisors (319151).

5425261 is a wasteful number, since it uses less digits than its factorization.

5425261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319150.

The product of its digits is 2400, while the sum is 25.

The square root of 5425261 is about 2329.2189678087. The cubic root of 5425261 is about 175.7142077498.

The spelling of 5425261 in words is "five million, four hundred twenty-five thousand, two hundred sixty-one".