3489021268 has 6 divisors (see below), whose sum is σ = 6105787226. Its totient is φ = 1744510632.

The previous prime is 3489021253. The next prime is 3489021307. The reversal of 3489021268 is 8621209843.

It can be written as a sum of positive squares in only one way, i.e., 3441934224 + 47087044 = 58668^2 + 6862^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436127655 + ... + 436127662.

Almost surely, 2^3489021268 is an apocalyptic number.

It is an amenable number.

3489021268 is a deficient number, since it is larger than the sum of its proper divisors (2616765958).

3489021268 is a wasteful number, since it uses less digits than its factorization.

3489021268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872255321 (or 872255319 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 3489021268 is about 59067.9377327497. The cubic root of 3489021268 is about 1516.7053042579.

The spelling of 3489021268 in words is "three billion, four hundred eighty-nine million, twenty-one thousand, two hundred sixty-eight".