5137440 has 192 divisors, whose sum is σ = 20321280. Its totient is φ = 1059840.

The previous prime is 5137403. The next prime is 5137453. The reversal of 5137440 is 447315.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 5137440.

It is a congruent number.

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, 36891 + ... + 37029.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

Almost surely, 2^5137440 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 5137440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10160640).

5137440 is an abundant number, since it is smaller than the sum of its proper divisors (15183840).

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

5137440 is a wasteful number, since it uses less digits than its factorization.

5137440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 5137440 is about 2266.5921556381. The cubic root of 5137440 is about 172.5502479116.

The spelling of 5137440 in words is "five million, one hundred thirty-seven thousand, four hundred forty".