34040144 has 20 divisors (see below), whose sum is σ = 66290400. Its totient is φ = 16932960.

The previous prime is 34040141. The next prime is 34040159. The reversal of 34040144 is 44104043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34040141) 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, 2162 + ... + 8529.

It is an arithmetic number, because the mean of its divisors is an integer number (3314520).

Almost surely, 2^34040144 is an apocalyptic number.

It is an amenable number.

34040144 is a deficient number, since it is larger than the sum of its proper divisors (32250256).

34040144 is a wasteful number, since it uses less digits than its factorization.

34040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10898 (or 10892 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 34040144 is about 5834.3931989539. The cubic root of 34040144 is about 324.0886309373.

Adding to 34040144 its reverse (44104043), we get a palindrome (78144187).

The spelling of 34040144 in words is "thirty-four million, forty thousand, one hundred forty-four".