3500022222 has 24 divisors (see below), whose sum is σ = 7597419960. Its totient is φ = 1164514320.

The previous prime is 3500022187. The next prime is 3500022247. The reversal of 3500022222 is 2222200053.

3500022222 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3500022195 and 3500022204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169972 + ... + 189447.

It is an arithmetic number, because the mean of its divisors is an integer number (316559165).

Almost surely, 2^3500022222 is an apocalyptic number.

3500022222 is an abundant number, since it is smaller than the sum of its proper divisors (4097397738).

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

3500022222 is a wasteful number, since it uses less digits than its factorization.

3500022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359968 (or 359965 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3500022222 is about 59160.9856408765. The cubic root of 3500022222 is about 1518.2976992206.

Adding to 3500022222 its reverse (2222200053), we get a palindrome (5722222275).

The spelling of 3500022222 in words is "three billion, five hundred million, twenty-two thousand, two hundred twenty-two".