34312972 has 6 divisors (see below), whose sum is σ = 60047708. Its totient is φ = 17156484.

The previous prime is 34312969. The next prime is 34312979. The reversal of 34312972 is 27921343.

It is not an unprimeable number, because it can be changed into a prime (34312979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4289118 + ... + 4289125.

Almost surely, 2^34312972 is an apocalyptic number.

It is an amenable number.

34312972 is a deficient number, since it is larger than the sum of its proper divisors (25734736).

34312972 is a wasteful number, since it uses less digits than its factorization.

34312972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8578247 (or 8578245 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 34312972 is about 5857.7275457297. The cubic root of 34312972 is about 324.9521728437.

The spelling of 34312972 in words is "thirty-four million, three hundred twelve thousand, nine hundred seventy-two".