3215212416 has 96 divisors (see below), whose sum is σ = 9963855720. Its totient is φ = 989291520.

The previous prime is 3215212411. The next prime is 3215212447. The reversal of 3215212416 is 6142125123.

3215212416 is a `hidden beast` number, since 32 + 1 + 5 + 212 + 416 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 3215212416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215212411) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 92370 + ... + 122321.

Almost surely, 2^3215212416 is an apocalyptic number.

3215212416 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3215212416 is an abundant number, since it is smaller than the sum of its proper divisors (6748643304).

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

3215212416 is a wasteful number, since it uses less digits than its factorization.

3215212416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214724 (or 214709 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3215212416 is about 56702.8431033224. The cubic root of 3215212416 is about 1475.9440347167.

Adding to 3215212416 its reverse (6142125123), we get a palindrome (9357337539).

The spelling of 3215212416 in words is "three billion, two hundred fifteen million, two hundred twelve thousand, four hundred sixteen".