3381172072 has 8 divisors (see below), whose sum is σ = 6339697650. Its totient is φ = 1690586032.

The previous prime is 3381172049. The next prime is 3381172099. The reversal of 3381172072 is 2702711833.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2697140356 + 684031716 = 51934^2 + 26154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3381172072² = 22864649160945546368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211323247 + ... + 211323262.

Almost surely, 2^3381172072 is an apocalyptic number.

It is an amenable number.

3381172072 is a deficient number, since it is larger than the sum of its proper divisors (2958525578).

3381172072 is a wasteful number, since it uses less digits than its factorization.

3381172072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422646515 (or 422646511 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 3381172072 is about 58147.8466669231. The cubic root of 3381172072 is about 1500.9138242075.

The spelling of 3381172072 in words is "three billion, three hundred eighty-one million, one hundred seventy-two thousand, seventy-two".