5681465 has 8 divisors (see below), whose sum is σ = 6833160. Its totient is φ = 4534912.

The previous prime is 5681453. The next prime is 5681471. The reversal of 5681465 is 5641865.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 173056 + 5508409 = 416^2 + 2347^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5681465 - 2⁴ = 5681449 is a prime.

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, 1847 + ... + 3843.

It is an arithmetic number, because the mean of its divisors is an integer number (854145).

Almost surely, 2^5681465 is an apocalyptic number.

It is an amenable number.

5681465 is a deficient number, since it is larger than the sum of its proper divisors (1151695).

5681465 is a wasteful number, since it uses less digits than its factorization.

5681465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571.

The product of its digits is 28800, while the sum is 35.

The square root of 5681465 is about 2383.5823879195. The cubic root of 5681465 is about 178.4377664922.

The spelling of 5681465 in words is "five million, six hundred eighty-one thousand, four hundred sixty-five".