3450073220 has 24 divisors (see below), whose sum is σ = 7903804608. Its totient is φ = 1254572000.

The previous prime is 3450073157. The next prime is 3450073259. The reversal of 3450073220 is 223700543.

It is a super-2 number, since 2×3450073220² = 23806010446722336800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3450073220.

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, 7840856 + ... + 7841295.

It is an arithmetic number, because the mean of its divisors is an integer number (329325192).

Almost surely, 2^3450073220 is an apocalyptic number.

It is an amenable number.

3450073220 is an abundant number, since it is smaller than the sum of its proper divisors (4453731388).

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

3450073220 is a wasteful number, since it uses less digits than its factorization.

3450073220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15682171 (or 15682169 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 3450073220 is about 58737.3239090785. The cubic root of 3450073220 is about 1511.0404974252.

Adding to 3450073220 its reverse (223700543), we get a palindrome (3673773763).

The spelling of 3450073220 in words is "three billion, four hundred fifty million, seventy-three thousand, two hundred twenty".