34203018 has 16 divisors (see below), whose sum is σ = 68474880. Its totient is φ = 11389536.

The previous prime is 34202999. The next prime is 34203019. The reversal of 34203018 is 81030243.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 34202985 and 34203003.

It is not an unprimeable number, because it can be changed into a prime (34203019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5446 + ... + 9902.

It is an arithmetic number, because the mean of its divisors is an integer number (4279680).

Almost surely, 2^34203018 is an apocalyptic number.

34203018 is an abundant number, since it is smaller than the sum of its proper divisors (34271862).

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

34203018 is a wasteful number, since it uses less digits than its factorization.

34203018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5741.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 34203018 is about 5848.3346347486. The cubic root of 34203018 is about 324.6047044091.

The spelling of 34203018 in words is "thirty-four million, two hundred three thousand, eighteen".