5391744 has 64 divisors (see below), whose sum is σ = 15096000. Its totient is φ = 1700352.

The previous prime is 5391733. The next prime is 5391761. The reversal of 5391744 is 4471935.

5391744 = 770² + 771² + ... + 778².

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6927 + ... + 7665.

It is an arithmetic number, because the mean of its divisors is an integer number (235875).

Almost surely, 2^5391744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5391744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7548000).

5391744 is an abundant number, since it is smaller than the sum of its proper divisors (9704256).

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

5391744 is a wasteful number, since it uses less digits than its factorization.

5391744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775 (or 763 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 5391744 is about 2322.0129198607. The cubic root of 5391744 is about 175.3516087234.

The spelling of 5391744 in words is "five million, three hundred ninety-one thousand, seven hundred forty-four".