5665374 has 96 divisors (see below), whose sum is σ = 15095808. Its totient is φ = 1512000.

The previous prime is 5665367. The next prime is 5665381. The reversal of 5665374 is 4735665.

5665374 = T₂₇ + T₂₈ + ... + T₃₂₃.

It is an interprime number because it is at equal distance from previous prime (5665367) and next prime (5665381).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79759 + ... + 79829.

It is an arithmetic number, because the mean of its divisors is an integer number (157248).

Almost surely, 2^5665374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7547904).

5665374 is an abundant number, since it is smaller than the sum of its proper divisors (9430434).

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

5665374 is a wasteful number, since it uses less digits than its factorization.

5665374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 131 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 5665374 is about 2380.2046130533. The cubic root of 5665374 is about 178.2691505331.

The spelling of 5665374 in words is "five million, six hundred sixty-five thousand, three hundred seventy-four".