34172045 has 8 divisors (see below), whose sum is σ = 41383320. Its totient is φ = 27086400.

The previous prime is 34172027. The next prime is 34172069. The reversal of 34172045 is 54027143.

It can be written as a sum of positive squares in 4 ways, for example, as 5410276 + 28761769 = 2326^2 + 5363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34172045 - 2⁸ = 34171789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30806 + ... + 31895.

It is an arithmetic number, because the mean of its divisors is an integer number (5172915).

Almost surely, 2^34172045 is an apocalyptic number.

It is an amenable number.

34172045 is a deficient number, since it is larger than the sum of its proper divisors (7211275).

34172045 is a wasteful number, since it uses less digits than its factorization.

34172045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62815.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 34172045 is about 5845.6860162003. The cubic root of 34172045 is about 324.5066914416.

Adding to 34172045 its reverse (54027143), we get a palindrome (88199188).

The spelling of 34172045 in words is "thirty-four million, one hundred seventy-two thousand, forty-five".