3892972322 has 6 divisors (see below), whose sum is σ = 5839590843. Its totient is φ = 1946442042.

The previous prime is 3892972309. The next prime is 3892972327. The reversal of 3892972322 is 2232792983.

It can be written as a sum of positive squares in only one way, i.e., 1946486161 + 1946486161 = 44119^2 + 44119^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=44119.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3892972327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 66179 + ... + 110297.

Almost surely, 2^3892972322 is an apocalyptic number.

3892972322 is a deficient number, since it is larger than the sum of its proper divisors (1946618521).

3892972322 is an frugal number, since it uses more digits than its factorization.

3892972322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88240 (or 44121 counting only the distinct ones).

The product of its digits is 653184, while the sum is 47.

The square root of 3892972322 is about 62393.6881583386. The cubic root of 3892972322 is about 1573.1148786494.

The spelling of 3892972322 in words is "three billion, eight hundred ninety-two million, nine hundred seventy-two thousand, three hundred twenty-two".