340033220 has 24 divisors (see below), whose sum is σ = 716335704. Its totient is φ = 135581696.

The previous prime is 340033181. The next prime is 340033231. The reversal of 340033220 is 22330043.

It can be written as a sum of positive squares in 4 ways, for example, as 7043716 + 332989504 = 2654^2 + 18248^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20477 + ... + 33156.

It is an arithmetic number, because the mean of its divisors is an integer number (29847321).

Almost surely, 2^340033220 is an apocalyptic number.

It is an amenable number.

340033220 is an abundant number, since it is smaller than the sum of its proper divisors (376302484).

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

340033220 is a wasteful number, since it uses less digits than its factorization.

340033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53959 (or 53957 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 340033220 is about 18439.9896963095. The cubic root of 340033220 is about 697.9759353285.

Adding to 340033220 its reverse (22330043), we get a palindrome (362363263).

The spelling of 340033220 in words is "three hundred forty million, thirty-three thousand, two hundred twenty".