5157940 has 24 divisors (see below), whose sum is σ = 11206440. Its totient is φ = 1991808.

The previous prime is 5157917. The next prime is 5157941. The reversal of 5157940 is 497515.

It can be written as a sum of positive squares in 4 ways, for example, as 86436 + 5071504 = 294^2 + 2252^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157941) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3867 + ... + 5026.

It is an arithmetic number, because the mean of its divisors is an integer number (466935).

Almost surely, 2^5157940 is an apocalyptic number.

It is an amenable number.

5157940 is an abundant number, since it is smaller than the sum of its proper divisors (6048500).

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

5157940 is a wasteful number, since it uses less digits than its factorization.

5157940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931 (or 8929 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 5157940 is about 2271.1098608390. The cubic root of 5157940 is about 172.7794532183.

The spelling of 5157940 in words is "five million, one hundred fifty-seven thousand, nine hundred forty".