34200321 has 16 divisors (see below), whose sum is σ = 47610048. Its totient is φ = 21816000.

The previous prime is 34200319. The next prime is 34200329. The reversal of 34200321 is 12300243.

It is not a de Polignac number, because 34200321 - 2¹ = 34200319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34200321.

It is not an unprimeable number, because it can be changed into a prime (34200329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4246 + ... + 9296.

It is an arithmetic number, because the mean of its divisors is an integer number (2975628).

Almost surely, 2^34200321 is an apocalyptic number.

It is an amenable number.

34200321 is a deficient number, since it is larger than the sum of its proper divisors (13409727).

34200321 is a wasteful number, since it uses less digits than its factorization.

34200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5152.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 34200321 is about 5848.1040517419. The cubic root of 34200321 is about 324.5961722000.

Adding to 34200321 its reverse (12300243), we get a palindrome (46500564).

The spelling of 34200321 in words is "thirty-four million, two hundred thousand, three hundred twenty-one".