1822140616 has 8 divisors (see below), whose sum is σ = 3416513670. Its totient is φ = 911070304.

The previous prime is 1822140613. The next prime is 1822140623. The reversal of 1822140616 is 6160412281.

It can be written as a sum of positive squares in only one way, i.e., 1632968100 + 189172516 = 40410^2 + 13754^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1822140611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113883781 + ... + 113883796.

Almost surely, 2^1822140616 is an apocalyptic number.

It is an amenable number.

1822140616 is a deficient number, since it is larger than the sum of its proper divisors (1594373054).

1822140616 is a wasteful number, since it uses less digits than its factorization.

1822140616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227767583 (or 227767579 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1822140616 is about 42686.5390492132. The cubic root of 1822140616 is about 1221.4076326208.

Adding to 1822140616 its reverse (6160412281), we get a palindrome (7982552897).

The spelling of 1822140616 in words is "one billion, eight hundred twenty-two million, one hundred forty thousand, six hundred sixteen".