5183640 has 288 divisors, whose sum is σ = 22407840. Its totient is φ = 1013760.

The previous prime is 5183611. The next prime is 5183641. The reversal of 5183640 is 463815.

5183640 = 214² + 215² + ... + 293².

5183640 is a `hidden beast` number, since 5 + 18 + 3 + 640 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5183641) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 304912 + ... + 304928.

It is an arithmetic number, because the mean of its divisors is an integer number (77805).

Almost surely, 2^5183640 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 5183640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11203920).

5183640 is an abundant number, since it is smaller than the sum of its proper divisors (17224200).

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

5183640 is a wasteful number, since it uses less digits than its factorization.

5183640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 5183640 is about 2276.7608570072. The cubic root of 5183640 is about 173.0659420953.

The spelling of 5183640 in words is "five million, one hundred eighty-three thousand, six hundred forty".