3213066500 has 48 divisors (see below), whose sum is σ = 8019822720. Its totient is φ = 1101621600.

The previous prime is 3213066491. The next prime is 3213066523. The reversal of 3213066500 is 56603123.

It is a self number, because there is not a number n which added to its sum of digits gives 3213066500.

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 15 ways as a sum of consecutive naturals, for example, 455510 + ... + 462509.

It is an arithmetic number, because the mean of its divisors is an integer number (167079640).

Almost surely, 2^3213066500 is an apocalyptic number.

It is an amenable number.

3213066500 is an abundant number, since it is smaller than the sum of its proper divisors (4806756220).

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

3213066500 is a wasteful number, since it uses less digits than its factorization.

3213066500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918045 (or 918033 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3213066500 is about 56683.9174722425. The cubic root of 3213066500 is about 1475.6156005517.

Adding to 3213066500 its reverse (56603123), we get a palindrome (3269669623).

The spelling of 3213066500 in words is "three billion, two hundred thirteen million, sixty-six thousand, five hundred".