5623481 has 4 divisors (see below), whose sum is σ = 5954292. Its totient is φ = 5292672.

The previous prime is 5623469. The next prime is 5623483. The reversal of 5623481 is 1843265.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1843265 = 5 ⋅368653.

It can be written as a sum of positive squares in 2 ways, for example, as 3297856 + 2325625 = 1816^2 + 1525^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623481 - 2¹⁰ = 5622457 is a prime.

It is a super-2 number, since 2×5623481² = 63247077114722, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (5623483) 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, 165380 + ... + 165413.

It is an arithmetic number, because the mean of its divisors is an integer number (1488573).

Almost surely, 2^5623481 is an apocalyptic number.

It is an amenable number.

5623481 is a deficient number, since it is larger than the sum of its proper divisors (330811).

5623481 is a wasteful number, since it uses less digits than its factorization.

5623481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330810.

The product of its digits is 5760, while the sum is 29.

The square root of 5623481 is about 2371.3879901863. The cubic root of 5623481 is about 177.8286551287.

The spelling of 5623481 in words is "five million, six hundred twenty-three thousand, four hundred eighty-one".