5131782 has 48 divisors (see below), whose sum is σ = 11915280. Its totient is φ = 1636992.

The previous prime is 5131781. The next prime is 5131787. The reversal of 5131782 is 2871315.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45358 + ... + 45470.

It is an arithmetic number, because the mean of its divisors is an integer number (248235).

Almost surely, 2^5131782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5131782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5957640).

5131782 is an abundant number, since it is smaller than the sum of its proper divisors (6783498).

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

5131782 is a wasteful number, since it uses less digits than its factorization.

5131782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 147 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 5131782 is about 2265.3436825347. The cubic root of 5131782 is about 172.4868799095.

The spelling of 5131782 in words is "five million, one hundred thirty-one thousand, seven hundred eighty-two".