5524391 has 4 divisors (see below), whose sum is σ = 5594400. Its totient is φ = 5454384.

The previous prime is 5524369. The next prime is 5524399. The reversal of 5524391 is 1934255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1934255 = 5 ⋅386851.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5524391 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 (5524399) 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, 34886 + ... + 35043.

It is an arithmetic number, because the mean of its divisors is an integer number (1398600).

Almost surely, 2^5524391 is an apocalyptic number.

5524391 is a deficient number, since it is larger than the sum of its proper divisors (70009).

5524391 is an equidigital number, since it uses as much as digits as its factorization.

5524391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70008.

The product of its digits is 5400, while the sum is 29.

The square root of 5524391 is about 2350.4023059893. The cubic root of 5524391 is about 176.7779675219. Note that the first 3 decimals are identical.

The spelling of 5524391 in words is "five million, five hundred twenty-four thousand, three hundred ninety-one".