5131940 has 24 divisors (see below), whose sum is σ = 11757312. Its totient is φ = 1866080.

The previous prime is 5131897. The next prime is 5131961. The reversal of 5131940 is 491315.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 11444 + ... + 11883.

It is an arithmetic number, because the mean of its divisors is an integer number (489888).

Almost surely, 2^5131940 is an apocalyptic number.

It is an amenable number.

5131940 is an abundant number, since it is smaller than the sum of its proper divisors (6625372).

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

5131940 is a wasteful number, since it uses less digits than its factorization.

5131940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23347 (or 23345 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 5131940 is about 2265.3785555620. The cubic root of 5131940 is about 172.4886500969.

The spelling of 5131940 in words is "five million, one hundred thirty-one thousand, nine hundred forty".