4651620222 has 8 divisors (see below), whose sum is σ = 9303240456. Its totient is φ = 1550540072.

The previous prime is 4651620203. The next prime is 4651620229. The reversal of 4651620222 is 2220261564.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

4651620222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4651620222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4651620229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387635013 + ... + 387635024.

It is an arithmetic number, because the mean of its divisors is an integer number (1162905057).

Almost surely, 2^4651620222 is an apocalyptic number.

4651620222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4651620222 is a wasteful number, since it uses less digits than its factorization.

4651620222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775270042.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 4651620222 is about 68202.7874943539. The cubic root of 4651620222 is about 1669.3013705576.

Adding to 4651620222 its reverse (2220261564), we get a palindrome (6871881786).

The spelling of 4651620222 in words is "four billion, six hundred fifty-one million, six hundred twenty thousand, two hundred twenty-two".