3451033220 has 12 divisors (see below), whose sum is σ = 7247169804. Its totient is φ = 1380413280.

The previous prime is 3451033219. The next prime is 3451033247. The reversal of 3451033220 is 223301543.

It can be written as a sum of positive squares in 2 ways, for example, as 1602721156 + 1848312064 = 40034^2 + 42992^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86275811 + ... + 86275850.

It is an arithmetic number, because the mean of its divisors is an integer number (603930817).

Almost surely, 2^3451033220 is an apocalyptic number.

It is an amenable number.

3451033220 is an abundant number, since it is smaller than the sum of its proper divisors (3796136584).

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

3451033220 is a wasteful number, since it uses less digits than its factorization.

3451033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172551670 (or 172551668 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3451033220 is about 58745.4953166624. The cubic root of 3451033220 is about 1511.1806359344.

Adding to 3451033220 its reverse (223301543), we get a palindrome (3674334763).

The spelling of 3451033220 in words is "three billion, four hundred fifty-one million, thirty-three thousand, two hundred twenty".