34172312 has 32 divisors (see below), whose sum is σ = 69685920. Its totient is φ = 15644160.

The previous prime is 34172309. The next prime is 34172377. The reversal of 34172312 is 21327143.

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, 1637 + ... + 8427.

It is an arithmetic number, because the mean of its divisors is an integer number (2177685).

Almost surely, 2^34172312 is an apocalyptic number.

It is an amenable number.

34172312 is an abundant number, since it is smaller than the sum of its proper divisors (35513608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34172312 is a wasteful number, since it uses less digits than its factorization.

34172312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6851 (or 6847 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 34172312 is about 5845.7088535096. The cubic root of 34172312 is about 324.5075366067.

Adding to 34172312 its reverse (21327143), we get a palindrome (55499455).

The spelling of 34172312 in words is "thirty-four million, one hundred seventy-two thousand, three hundred twelve".