5525391 has 12 divisors (see below), whose sum is σ = 7827272. Its totient is φ = 3466368.

The previous prime is 5525363. The next prime is 5525417. The reversal of 5525391 is 1935255.

It is not a de Polignac number, because 5525391 - 2⁶ = 5525327 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5525491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2320 + ... + 4053.

Almost surely, 2^5525391 is an apocalyptic number.

5525391 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5525391 is a deficient number, since it is larger than the sum of its proper divisors (2301881).

5525391 is a wasteful number, since it uses less digits than its factorization.

5525391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410 (or 6393 counting only the distinct ones).

The product of its digits is 6750, while the sum is 30.

The square root of 5525391 is about 2350.6150259028. The cubic root of 5525391 is about 176.7886333915.

The spelling of 5525391 in words is "five million, five hundred twenty-five thousand, three hundred ninety-one".