34311340 has 48 divisors (see below), whose sum is σ = 86688000. Its totient is φ = 11143872.

The previous prime is 34311317. The next prime is 34311349. The reversal of 34311340 is 4311343.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (34311349) 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 15 ways as a sum of consecutive naturals, for example, 3790 + ... + 9109.

It is an arithmetic number, because the mean of its divisors is an integer number (1806000).

Almost surely, 2^34311340 is an apocalyptic number.

It is an amenable number.

34311340 is an abundant number, since it is smaller than the sum of its proper divisors (52376660).

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

34311340 is a wasteful number, since it uses less digits than its factorization.

34311340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12934 (or 12932 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 34311340 is about 5857.5882409060. The cubic root of 34311340 is about 324.9470209500.

Adding to 34311340 its reverse (4311343), we get a palindrome (38622683).

The spelling of 34311340 in words is "thirty-four million, three hundred eleven thousand, three hundred forty".