3207213772 has 12 divisors (see below), whose sum is σ = 6414427600. Its totient is φ = 1374520176.

The previous prime is 3207213769. The next prime is 3207213787. The reversal of 3207213772 is 2773127023.

3207213772 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 57271647 + ... + 57271702.

Almost surely, 2^3207213772 is an apocalyptic number.

It is an amenable number.

3207213772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3207213772 is a wasteful number, since it uses less digits than its factorization.

3207213772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114543360 (or 114543358 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 3207213772 is about 56632.2679397532. The cubic root of 3207213772 is about 1474.7190918852.

The spelling of 3207213772 in words is "three billion, two hundred seven million, two hundred thirteen thousand, seven hundred seventy-two".