363221612 has 48 divisors (see below), whose sum is σ = 723098880. Its totient is φ = 158376768.

The previous prime is 363221611. The next prime is 363221623. The reversal of 363221612 is 216122363.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (363221611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97439 + ... + 101097.

It is an arithmetic number, because the mean of its divisors is an integer number (15064560).

Almost surely, 2^363221612 is an apocalyptic number.

It is an amenable number.

363221612 is a deficient number, since it is larger than the sum of its proper divisors (359877268).

363221612 is a wasteful number, since it uses less digits than its factorization.

363221612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782 (or 3780 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 363221612 is about 19058.3738026097. The cubic root of 363221612 is about 713.4943863410.

Adding to 363221612 its reverse (216122363), we get a palindrome (579343975).

The spelling of 363221612 in words is "three hundred sixty-three million, two hundred twenty-one thousand, six hundred twelve".