5665450 has 24 divisors (see below), whose sum is σ = 12043872. Its totient is φ = 1942320.

The previous prime is 5665447. The next prime is 5665459. The reversal of 5665450 is 545665.

It is not an unprimeable number, because it can be changed into a prime (5665459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7744 + ... + 8443.

It is an arithmetic number, because the mean of its divisors is an integer number (501828).

Almost surely, 2^5665450 is an apocalyptic number.

5665450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5665450 is an abundant number, since it is smaller than the sum of its proper divisors (6378422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5665450 is a wasteful number, since it uses less digits than its factorization.

5665450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206 (or 16201 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 5665450 is about 2380.2205780137. The cubic root of 5665450 is about 178.2699476793.

The spelling of 5665450 in words is "five million, six hundred sixty-five thousand, four hundred fifty".