3215094372 has 72 divisors (see below), whose sum is σ = 9335342016. Its totient is φ = 913921344.

The previous prime is 3215094343. The next prime is 3215094401. The reversal of 3215094372 is 2734905123.

3215094372 is a `hidden beast` number, since 3 + 215 + 0 + 9 + 437 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3215094343) and next prime (3215094401).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17263 + ... + 82025.

It is an arithmetic number, because the mean of its divisors is an integer number (129657528).

Almost surely, 2^3215094372 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 3215094372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4667671008).

3215094372 is an abundant number, since it is smaller than the sum of its proper divisors (6120247644).

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

3215094372 is a wasteful number, since it uses less digits than its factorization.

3215094372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64977 (or 64972 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3215094372 is about 56701.8021935811. The cubic root of 3215094372 is about 1475.9259717868.

Adding to 3215094372 its reverse (2734905123), we get a palindrome (5949999495).

The spelling of 3215094372 in words is "three billion, two hundred fifteen million, ninety-four thousand, three hundred seventy-two".