34400234 has 16 divisors (see below), whose sum is σ = 57006720. Its totient is φ = 15437760.

The previous prime is 34400209. The next prime is 34400239. The reversal of 34400234 is 43200443.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (34400239) 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, 8159 + ... + 11634.

It is an arithmetic number, because the mean of its divisors is an integer number (3562920).

Almost surely, 2^34400234 is an apocalyptic number.

34400234 is a deficient number, since it is larger than the sum of its proper divisors (22606486).

34400234 is a wasteful number, since it uses less digits than its factorization.

34400234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19885.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 34400234 is about 5865.1712677466. The cubic root of 34400234 is about 325.2274037667.

Adding to 34400234 its reverse (43200443), we get a palindrome (77600677).

The spelling of 34400234 in words is "thirty-four million, four hundred thousand, two hundred thirty-four".