3445572129 has 16 divisors (see below), whose sum is σ = 4688074944. Its totient is φ = 2250360000.

The previous prime is 3445572113. The next prime is 3445572139. The reversal of 3445572129 is 9212755443.

It is a happy number.

It is not a de Polignac number, because 3445572129 - 2⁴ = 3445572113 is a prime.

It is a super-2 number, since 2×3445572129² = 23743934592283185282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3445572139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8427 + ... + 83439.

It is an arithmetic number, because the mean of its divisors is an integer number (293004684).

Almost surely, 2^3445572129 is an apocalyptic number.

It is an amenable number.

3445572129 is a deficient number, since it is larger than the sum of its proper divisors (1242502815).

3445572129 is a wasteful number, since it uses less digits than its factorization.

3445572129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75328.

The product of its digits is 302400, while the sum is 42.

The square root of 3445572129 is about 58698.9959794884. The cubic root of 3445572129 is about 1510.3830919877.

The spelling of 3445572129 in words is "three billion, four hundred forty-five million, five hundred seventy-two thousand, one hundred twenty-nine".