34140236 has 48 divisors (see below), whose sum is σ = 67079040. Its totient is φ = 15102720.

The previous prime is 34140209. The next prime is 34140247. The reversal of 34140236 is 63204143.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148970 + ... + 149198.

It is an arithmetic number, because the mean of its divisors is an integer number (1397480).

Almost surely, 2^34140236 is an apocalyptic number.

It is an amenable number.

34140236 is a deficient number, since it is larger than the sum of its proper divisors (32938804).

34140236 is a wasteful number, since it uses less digits than its factorization.

34140236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 34140236 is about 5842.9646584589. The cubic root of 34140236 is about 324.4059713177.

Adding to 34140236 its reverse (63204143), we get a palindrome (97344379).

The spelling of 34140236 in words is "thirty-four million, one hundred forty thousand, two hundred thirty-six".