325043136 has 252 divisors, whose sum is σ = 1069887624. Its totient is φ = 93542400.

The previous prime is 325043101. The next prime is 325043137. The reversal of 325043136 is 631340523.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325043137) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5328546 + ... + 5328606.

Almost surely, 2^325043136 is an apocalyptic number.

325043136 is a gapful number since it is divisible by the number (36) 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 325043136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534943812).

325043136 is an abundant number, since it is smaller than the sum of its proper divisors (744844488).

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

325043136 is a wasteful number, since it uses less digits than its factorization.

325043136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 325043136 is about 18028.9527150082. The cubic root of 325043136 is about 687.5648501251.

Adding to 325043136 its reverse (631340523), we get a palindrome (956383659).

The spelling of 325043136 in words is "three hundred twenty-five million, forty-three thousand, one hundred thirty-six".