34823681 has 4 divisors (see below), whose sum is σ = 34884612. Its totient is φ = 34762752.

The previous prime is 34823671. The next prime is 34823683. The reversal of 34823681 is 18632843.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20070400 + 14753281 = 4480^2 + 3841^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34823681 is a prime.

It is a super-3 number, since 3×34823681³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34823683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29600 + ... + 30753.

It is an arithmetic number, because the mean of its divisors is an integer number (8721153).

Almost surely, 2^34823681 is an apocalyptic number.

It is an amenable number.

34823681 is a deficient number, since it is larger than the sum of its proper divisors (60931).

34823681 is an equidigital number, since it uses as much as digits as its factorization.

34823681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60930.

The product of its digits is 27648, while the sum is 35.

The square root of 34823681 is about 5901.1592928847. The cubic root of 34823681 is about 326.5564192499.

The spelling of 34823681 in words is "thirty-four million, eight hundred twenty-three thousand, six hundred eighty-one".