5691378 has 64 divisors (see below), whose sum is σ = 14450688. Its totient is φ = 1451520.

The previous prime is 5691359. The next prime is 5691403. The reversal of 5691378 is 8731965.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44751 + ... + 44877.

It is an arithmetic number, because the mean of its divisors is an integer number (225792).

Almost surely, 2^5691378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5691378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7225344).

5691378 is an abundant number, since it is smaller than the sum of its proper divisors (8759310).

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

5691378 is a wasteful number, since it uses less digits than its factorization.

5691378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247.

The product of its digits is 45360, while the sum is 39.

The square root of 5691378 is about 2385.6609147152. The cubic root of 5691378 is about 178.5414853870.

The spelling of 5691378 in words is "five million, six hundred ninety-one thousand, three hundred seventy-eight".