3405457172 has 24 divisors (see below), whose sum is σ = 6755767200. Its totient is φ = 1489025376.

The previous prime is 3405457163. The next prime is 3405457201. The reversal of 3405457172 is 2717545043.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1722422 + ... + 1724397.

It is an arithmetic number, because the mean of its divisors is an integer number (281490300).

Almost surely, 2^3405457172 is an apocalyptic number.

It is an amenable number.

3405457172 is a deficient number, since it is larger than the sum of its proper divisors (3350310028).

3405457172 is a wasteful number, since it uses less digits than its factorization.

3405457172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446855 (or 3446853 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 3405457172 is about 58356.2950503200. The cubic root of 3405457172 is about 1504.4986681316.

The spelling of 3405457172 in words is "three billion, four hundred five million, four hundred fifty-seven thousand, one hundred seventy-two".