325421436 has 48 divisors (see below), whose sum is σ = 804460160. Its totient is φ = 102098880.

The previous prime is 325421413. The next prime is 325421489. The reversal of 325421436 is 634124523.

It is a super-2 number, since 2×325421436² = 211798222016604192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31251 + ... + 40341.

Almost surely, 2^325421436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325421436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402230080).

325421436 is an abundant number, since it is smaller than the sum of its proper divisors (479038724).

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

325421436 is a wasteful number, since it uses less digits than its factorization.

325421436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9274 (or 9272 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 325421436 is about 18039.4411221634. The cubic root of 325421436 is about 687.8314864692.

Adding to 325421436 its reverse (634124523), we get a palindrome (959545959).

The spelling of 325421436 in words is "three hundred twenty-five million, four hundred twenty-one thousand, four hundred thirty-six".