5642565 has 8 divisors (see below), whose sum is σ = 9028128. Its totient is φ = 3009360.

The previous prime is 5642531. The next prime is 5642591. The reversal of 5642565 is 5652465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5642565 - 2⁸ = 5642309 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188071 + ... + 188100.

It is an arithmetic number, because the mean of its divisors is an integer number (1128516).

Almost surely, 2^5642565 is an apocalyptic number.

It is an amenable number.

5642565 is a deficient number, since it is larger than the sum of its proper divisors (3385563).

5642565 is a wasteful number, since it uses less digits than its factorization.

5642565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376179.

The product of its digits is 36000, while the sum is 33.

The square root of 5642565 is about 2375.4083859412. The cubic root of 5642565 is about 178.0295894083.

The spelling of 5642565 in words is "five million, six hundred forty-two thousand, five hundred sixty-five".