34135240 has 32 divisors (see below), whose sum is σ = 77144760. Its totient is φ = 13593600.

The previous prime is 34135237. The next prime is 34135259. The reversal of 34135240 is 4253143.

It can be written as a sum of positive squares in 4 ways, for example, as 29615364 + 4519876 = 5442^2 + 2126^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7870 + ... + 11410.

Almost surely, 2^34135240 is an apocalyptic number.

It is an amenable number.

34135240 is an abundant number, since it is smaller than the sum of its proper divisors (43009520).

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

34135240 is a wasteful number, since it uses less digits than its factorization.

34135240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793 (or 3789 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 34135240 is about 5842.5371201217. The cubic root of 34135240 is about 324.3901462826.

Adding to 34135240 its reverse (4253143), we get a palindrome (38388383).

The spelling of 34135240 in words is "thirty-four million, one hundred thirty-five thousand, two hundred forty".