34163857 has 12 divisors (see below), whose sum is σ = 42280320. Its totient is φ = 27029808.

The previous prime is 34163849. The next prime is 34163869. The reversal of 34163857 is 75836143.

It is not a de Polignac number, because 34163857 - 2³ = 34163849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34163057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13257 + ... + 15622.

It is an arithmetic number, because the mean of its divisors is an integer number (3523360).

Almost surely, 2^34163857 is an apocalyptic number.

It is an amenable number.

34163857 is a deficient number, since it is larger than the sum of its proper divisors (8116463).

34163857 is a wasteful number, since it uses less digits than its factorization.

34163857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28912 (or 28899 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 34163857 is about 5844.9856287248. The cubic root of 34163857 is about 324.4807709068.

The spelling of 34163857 in words is "thirty-four million, one hundred sixty-three thousand, eight hundred fifty-seven".