5645774 has 8 divisors (see below), whose sum is σ = 8914440. Its totient is φ = 2674296.

The previous prime is 5645729. The next prime is 5645779. The reversal of 5645774 is 4775465.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 148573 = 5645774 / (5 + 6 + 4 + 5 + 7 + 7 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74249 + ... + 74324.

It is an arithmetic number, because the mean of its divisors is an integer number (1114305).

Almost surely, 2^5645774 is an apocalyptic number.

5645774 is a deficient number, since it is larger than the sum of its proper divisors (3268666).

5645774 is a wasteful number, since it uses less digits than its factorization.

5645774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148594.

The product of its digits is 117600, while the sum is 38.

The square root of 5645774 is about 2376.0837527326. The cubic root of 5645774 is about 178.0633322590.

The spelling of 5645774 in words is "five million, six hundred forty-five thousand, seven hundred seventy-four".