5051640 has 128 divisors (see below), whose sum is σ = 17107200. Its totient is φ = 1182720.

The previous prime is 5051633. The next prime is 5051653. The reversal of 5051640 is 461505.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56716 + ... + 56804.

It is an arithmetic number, because the mean of its divisors is an integer number (133650).

Almost surely, 2^5051640 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 5051640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8553600).

5051640 is an abundant number, since it is smaller than the sum of its proper divisors (12055560).

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

5051640 is a wasteful number, since it uses less digits than its factorization.

5051640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5051640 is about 2247.5853710149. The cubic root of 5051640 is about 171.5842672804.

It can be divided in two parts, 505 and 1640, that added together give a triangular number (2145 = T₆₅).

The spelling of 5051640 in words is "five million, fifty-one thousand, six hundred forty".