5249405 has 16 divisors (see below), whose sum is σ = 7513344. Its totient is φ = 3442560.

The previous prime is 5249401. The next prime is 5249411. The reversal of 5249405 is 5049425.

It is a happy number.

5249405 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5249405 - 2² = 5249401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5249401) 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 15 ways as a sum of consecutive naturals, for example, 2456 + ... + 4065.

It is an arithmetic number, because the mean of its divisors is an integer number (469584).

Almost surely, 2^5249405 is an apocalyptic number.

It is an amenable number.

5249405 is a deficient number, since it is larger than the sum of its proper divisors (2263939).

5249405 is a wasteful number, since it uses less digits than its factorization.

5249405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5249405 is about 2291.1580041542. The cubic root of 5249405 is about 173.7947661682.

The spelling of 5249405 in words is "five million, two hundred forty-nine thousand, four hundred five".