34036840 has 32 divisors (see below), whose sum is σ = 76776480. Its totient is φ = 13580352.

The previous prime is 34036837. The next prime is 34036879. The reversal of 34036840 is 4863043.

It is a junction number, because it is equal to n+sod(n) for n = 34036799 and 34036808.

It is an unprimeable number.

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, 20107 + ... + 21733.

It is an arithmetic number, because the mean of its divisors is an integer number (2399265).

Almost surely, 2^34036840 is an apocalyptic number.

It is an amenable number.

34036840 is an abundant number, since it is smaller than the sum of its proper divisors (42739640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34036840 is a wasteful number, since it uses less digits than its factorization.

34036840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161 (or 2157 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 34036840 is about 5834.1100435285. The cubic root of 34036840 is about 324.0781450486.

Adding to 34036840 its reverse (4863043), we get a palindrome (38899883).

The spelling of 34036840 in words is "thirty-four million, thirty-six thousand, eight hundred forty".