5405567 has 4 divisors (see below), whose sum is σ = 5410440. Its totient is φ = 5400696.

The previous prime is 5405539. The next prime is 5405579. The reversal of 5405567 is 7655045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5405567 - 2⁶ = 5405503 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 (5405527) 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, 128 + ... + 3290.

It is an arithmetic number, because the mean of its divisors is an integer number (1352610).

Almost surely, 2^5405567 is an apocalyptic number.

5405567 is a deficient number, since it is larger than the sum of its proper divisors (4873).

5405567 is a wasteful number, since it uses less digits than its factorization.

5405567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 5405567 is about 2324.9875268483. The cubic root of 5405567 is about 175.5013325007.

The spelling of 5405567 in words is "five million, four hundred five thousand, five hundred sixty-seven".