34387229 has 8 divisors (see below), whose sum is σ = 35267232. Its totient is φ = 33510960.

The previous prime is 34387219. The next prime is 34387237. The reversal of 34387229 is 92278343.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34387229 - 2⁸ = 34386973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34387192 and 34387201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34387219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30974 + ... + 32064.

It is an arithmetic number, because the mean of its divisors is an integer number (4408404).

Almost surely, 2^34387229 is an apocalyptic number.

It is an amenable number.

34387229 is a deficient number, since it is larger than the sum of its proper divisors (880003).

34387229 is a wasteful number, since it uses less digits than its factorization.

34387229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867.

The product of its digits is 72576, while the sum is 38.

The square root of 34387229 is about 5864.0624996669. The cubic root of 34387229 is about 325.1864145543.

The spelling of 34387229 in words is "thirty-four million, three hundred eighty-seven thousand, two hundred twenty-nine".