3947265332 has 6 divisors (see below), whose sum is σ = 6907714338. Its totient is φ = 1973632664.

The previous prime is 3947265331. The next prime is 3947265341. The reversal of 3947265332 is 2335627493.

It can be written as a sum of positive squares in only one way, i.e., 3566000656 + 381264676 = 59716^2 + 19526^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3947265331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493408163 + ... + 493408170.

It is an arithmetic number, because the mean of its divisors is an integer number (1151285723).

Almost surely, 2^3947265332 is an apocalyptic number.

It is an amenable number.

3947265332 is a deficient number, since it is larger than the sum of its proper divisors (2960449006).

3947265332 is a wasteful number, since it uses less digits than its factorization.

3947265332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986816337 (or 986816335 counting only the distinct ones).

The product of its digits is 816480, while the sum is 44.

The square root of 3947265332 is about 62827.2658325985. The cubic root of 3947265332 is about 1580.3942470754.

The spelling of 3947265332 in words is "three billion, nine hundred forty-seven million, two hundred sixty-five thousand, three hundred thirty-two".