34971985 has 8 divisors (see below), whose sum is σ = 42085440. Its totient is φ = 27898224.

The previous prime is 34971977. The next prime is 34971991. The reversal of 34971985 is 58917943.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 34971985 - 2³ = 34971977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7947 + ... + 11536.

It is an arithmetic number, because the mean of its divisors is an integer number (5260680).

Almost surely, 2^34971985 is an apocalyptic number.

It is an amenable number.

34971985 is a deficient number, since it is larger than the sum of its proper divisors (7113455).

34971985 is a wasteful number, since it uses less digits than its factorization.

34971985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19847.

The product of its digits is 272160, while the sum is 46.

The square root of 34971985 is about 5913.7116094717. The cubic root of 34971985 is about 327.0193325582.

The spelling of 34971985 in words is "thirty-four million, nine hundred seventy-one thousand, nine hundred eighty-five".