5664450 has 48 divisors (see below), whose sum is σ = 15329376. Its totient is φ = 1372800.

The previous prime is 5664443. The next prime is 5664467. The reversal of 5664450 is 544665.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67 + ... + 3366.

It is an arithmetic number, because the mean of its divisors is an integer number (319362).

Almost surely, 2^5664450 is an apocalyptic number.

5664450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5664450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7664688).

5664450 is an abundant number, since it is smaller than the sum of its proper divisors (9664926).

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

5664450 is a wasteful number, since it uses less digits than its factorization.

5664450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459 (or 3454 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 5664450 is about 2380.0105041785. The cubic root of 5664450 is about 178.2594583426.

The spelling of 5664450 in words is "five million, six hundred sixty-four thousand, four hundred fifty".