5157740 has 72 divisors (see below), whose sum is σ = 13310640. Its totient is φ = 1669248.

The previous prime is 5157739. The next prime is 5157743. The reversal of 5157740 is 477515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18482 + ... + 18758.

It is an arithmetic number, because the mean of its divisors is an integer number (184870).

Almost surely, 2^5157740 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 5157740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6655320).

5157740 is an abundant number, since it is smaller than the sum of its proper divisors (8152900).

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

5157740 is a wasteful number, since it uses less digits than its factorization.

5157740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 29.

The square root of 5157740 is about 2271.0658290767. The cubic root of 5157740 is about 172.7772200052. Note that the first 3 decimals are identical.

The spelling of 5157740 in words is "five million, one hundred fifty-seven thousand, seven hundred forty".