3640016222 has 4 divisors (see below), whose sum is σ = 5460024336. Its totient is φ = 1820008110.

The previous prime is 3640016209. The next prime is 3640016231. The reversal of 3640016222 is 2226100463.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3640016191 and 3640016200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 910004054 + ... + 910004057.

It is an arithmetic number, because the mean of its divisors is an integer number (1365006084).

Almost surely, 2^3640016222 is an apocalyptic number.

3640016222 is a deficient number, since it is larger than the sum of its proper divisors (1820008114).

3640016222 is a wasteful number, since it uses less digits than its factorization.

3640016222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820008113.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3640016222 is about 60332.5469543596. The cubic root of 3640016222 is about 1538.2766213473.

Adding to 3640016222 its reverse (2226100463), we get a palindrome (5866116685).

The spelling of 3640016222 in words is "three billion, six hundred forty million, sixteen thousand, two hundred twenty-two".