3149221275 has 120 divisors (see below), whose sum is σ = 6060955824. Its totient is φ = 1615334400.

The previous prime is 3149221261. The next prime is 3149221277. The reversal of 3149221275 is 5721229413.

It is not a de Polignac number, because 3149221275 - 2⁷ = 3149221147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3149221277) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 6890847 + ... + 6891303.

Almost surely, 2^3149221275 is an apocalyptic number.

3149221275 is a deficient number, since it is larger than the sum of its proper divisors (2911734549).

3149221275 is a wasteful number, since it uses less digits than its factorization.

3149221275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 589 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 3149221275 is about 56117.9229391110. The cubic root of 3149221275 is about 1465.7764020122.

The spelling of 3149221275 in words is "three billion, one hundred forty-nine million, two hundred twenty-one thousand, two hundred seventy-five".