34204220 has 24 divisors (see below), whose sum is σ = 74952864. Its totient is φ = 13086656.

The previous prime is 34204211. The next prime is 34204241. The reversal of 34204220 is 2240243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36719 + ... + 37638.

It is an arithmetic number, because the mean of its divisors is an integer number (3123036).

Almost surely, 2^34204220 is an apocalyptic number.

It is an amenable number.

34204220 is an abundant number, since it is smaller than the sum of its proper divisors (40748644).

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

34204220 is a wasteful number, since it uses less digits than its factorization.

34204220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74389 (or 74387 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 34204220 is about 5848.4373981432. The cubic root of 34204220 is about 324.6085069028.

Adding to 34204220 its reverse (2240243), we get a palindrome (36444463).

The spelling of 34204220 in words is "thirty-four million, two hundred four thousand, two hundred twenty".