3145231232 has 256 divisors, whose sum is σ = 7962071040. Its totient is φ = 1216512000.

The previous prime is 3145231223. The next prime is 3145231247. The reversal of 3145231232 is 2321325413.

It is a happy number.

3145231232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13050632 + ... + 13050872.

It is an arithmetic number, because the mean of its divisors is an integer number (31101840).

Almost surely, 2^3145231232 is an apocalyptic number.

3145231232 is a gapful number since it is divisible by the number (32) 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 3145231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3981035520).

3145231232 is an abundant number, since it is smaller than the sum of its proper divisors (4816839808).

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

3145231232 is a wasteful number, since it uses less digits than its factorization.

3145231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333 (or 321 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 3145231232 is about 56082.3611485822. The cubic root of 3145231232 is about 1465.1570973111.

Adding to 3145231232 its reverse (2321325413), we get a palindrome (5466556645).

The spelling of 3145231232 in words is "three billion, one hundred forty-five million, two hundred thirty-one thousand, two hundred thirty-two".