34321072 has 10 divisors (see below), whose sum is σ = 66497108. Its totient is φ = 17160528.

The previous prime is 34321031. The next prime is 34321073. The reversal of 34321072 is 27012343.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (34321073) by changing a digit.

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 as a sum of consecutive naturals, namely, 1072518 + ... + 1072549.

Almost surely, 2^34321072 is an apocalyptic number.

It is an amenable number.

34321072 is a deficient number, since it is larger than the sum of its proper divisors (32176036).

34321072 is a wasteful number, since it uses less digits than its factorization.

34321072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145075 (or 2145069 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 34321072 is about 5858.4188993277. The cubic root of 34321072 is about 324.9777404873.

The spelling of 34321072 in words is "thirty-four million, three hundred twenty-one thousand, seventy-two".