34939857 has 8 divisors (see below), whose sum is σ = 46617984. Its totient is φ = 23277488.

The previous prime is 34939843. The next prime is 34939871. The reversal of 34939857 is 75893943.

It is an interprime number because it is at equal distance from previous prime (34939843) and next prime (34939871).

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 34939857 - 2⁸ = 34939601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34939357) 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 in 7 ways as a sum of consecutive naturals, for example, 2968 + ... + 8870.

It is an arithmetic number, because the mean of its divisors is an integer number (5827248).

Almost surely, 2^34939857 is an apocalyptic number.

It is an amenable number.

34939857 is a deficient number, since it is larger than the sum of its proper divisors (11678127).

34939857 is a wasteful number, since it uses less digits than its factorization.

34939857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7879.

The product of its digits is 816480, while the sum is 48.

The square root of 34939857 is about 5910.9945863619. The cubic root of 34939857 is about 326.9191600333.

The spelling of 34939857 in words is "thirty-four million, nine hundred thirty-nine thousand, eight hundred fifty-seven".