5091648 has 56 divisors (see below), whose sum is σ = 14069568. Its totient is φ = 1622016.

The previous prime is 5091643. The next prime is 5091649. The reversal of 5091648 is 8461905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3840 + ... + 4992.

Almost surely, 2^5091648 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 5091648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7034784).

5091648 is an abundant number, since it is smaller than the sum of its proper divisors (8977920).

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

5091648 is a wasteful number, since it uses less digits than its factorization.

5091648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 5091648 is about 2256.4680365562. The cubic root of 5091648 is about 172.0360479700.

The spelling of 5091648 in words is "five million, ninety-one thousand, six hundred forty-eight".