3215323000 has 64 divisors (see below), whose sum is σ = 7651519200. Its totient is φ = 1264307200.

The previous prime is 3215322983. The next prime is 3215323009. The reversal of 3215323000 is 3235123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215323009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31752 + ... + 86248.

Almost surely, 2^3215323000 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 3215323000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3825759600).

3215323000 is an abundant number, since it is smaller than the sum of its proper divisors (4436196200).

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

3215323000 is a wasteful number, since it uses less digits than its factorization.

3215323000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54577 (or 54563 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 3215323000 is about 56703.8182135912. The cubic root of 3215323000 is about 1475.9609557267.

Adding to 3215323000 its reverse (3235123), we get a palindrome (3218558123).

The spelling of 3215323000 in words is "three billion, two hundred fifteen million, three hundred twenty-three thousand".