34218424 has 8 divisors (see below), whose sum is σ = 64159560. Its totient is φ = 17109208.

The previous prime is 34218421. The next prime is 34218461. The reversal of 34218424 is 42481243.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 34218392 and 34218401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34218421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2138644 + ... + 2138659.

It is an arithmetic number, because the mean of its divisors is an integer number (8019945).

Almost surely, 2^34218424 is an apocalyptic number.

It is an amenable number.

34218424 is a deficient number, since it is larger than the sum of its proper divisors (29941136).

34218424 is a wasteful number, since it uses less digits than its factorization.

34218424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277309 (or 4277305 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

The square root of 34218424 is about 5849.6516135579. The cubic root of 34218424 is about 324.6534341189.

Adding to 34218424 its reverse (42481243), we get a palindrome (76699667).

The spelling of 34218424 in words is "thirty-four million, two hundred eighteen thousand, four hundred twenty-four".