5231100 has 144 divisors (see below), whose sum is σ = 17998848. Its totient is φ = 1148160.

The previous prime is 5231089. The next prime is 5231101. The reversal of 5231100 is 11325.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98674 + ... + 98726.

It is an arithmetic number, because the mean of its divisors is an integer number (124992).

Almost surely, 2^5231100 is an apocalyptic number.

5231100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5231100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8999424).

5231100 is an abundant number, since it is smaller than the sum of its proper divisors (12767748).

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

5231100 is a wasteful number, since it uses less digits than its factorization.

5231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 5231100 is about 2287.1598107697. The cubic root of 5231100 is about 173.5925198700.

Adding to 5231100 its reverse (11325), we get a palindrome (5242425).

The spelling of 5231100 in words is "five million, two hundred thirty-one thousand, one hundred".