34071681 has 16 divisors (see below), whose sum is σ = 52272000. Its totient is φ = 19337088.

The previous prime is 34071677. The next prime is 34071683. The reversal of 34071681 is 18617043.

It is a happy number.

It is not a de Polignac number, because 34071681 - 2² = 34071677 is a prime.

It is a super-2 number, since 2×34071681² = 2321758892331522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34071683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2316 + ... + 8573.

It is an arithmetic number, because the mean of its divisors is an integer number (3267000).

Almost surely, 2^34071681 is an apocalyptic number.

It is an amenable number.

34071681 is a deficient number, since it is larger than the sum of its proper divisors (18200319).

34071681 is a wasteful number, since it uses less digits than its factorization.

34071681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11048.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 34071681 is about 5837.0952536343. The cubic root of 34071681 is about 324.1886856293.

The spelling of 34071681 in words is "thirty-four million, seventy-one thousand, six hundred eighty-one".