5251565 has 8 divisors (see below), whose sum is σ = 6874848. Its totient is φ = 3819280.

The previous prime is 5251549. The next prime is 5251573. The reversal of 5251565 is 5651525.

5251565 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5251565 - 2⁴ = 5251549 is a prime.

It is a Duffinian 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, 47687 + ... + 47796.

It is an arithmetic number, because the mean of its divisors is an integer number (859356).

Almost surely, 2^5251565 is an apocalyptic number.

5251565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5251565 is a deficient number, since it is larger than the sum of its proper divisors (1623283).

5251565 is a wasteful number, since it uses less digits than its factorization.

5251565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95499.

The product of its digits is 7500, while the sum is 29.

The square root of 5251565 is about 2291.6293330292. The cubic root of 5251565 is about 173.8186003118.

The spelling of 5251565 in words is "five million, two hundred fifty-one thousand, five hundred sixty-five".