1822072712 has 32 divisors (see below), whose sum is σ = 3522610080. Its totient is φ = 883034880.

The previous prime is 1822072691. The next prime is 1822072717. The reversal of 1822072712 is 2172702281.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1822072717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24848 + ... + 65280.

It is an arithmetic number, because the mean of its divisors is an integer number (110081565).

Almost surely, 2^1822072712 is an apocalyptic number.

It is an amenable number.

1822072712 is a deficient number, since it is larger than the sum of its proper divisors (1700537368).

1822072712 is a wasteful number, since it uses less digits than its factorization.

1822072712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40613 (or 40609 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 1822072712 is about 42685.7436622580. The cubic root of 1822072712 is about 1221.3924600827.

Adding to 1822072712 its reverse (2172702281), we get a palindrome (3994774993).

The spelling of 1822072712 in words is "one billion, eight hundred twenty-two million, seventy-two thousand, seven hundred twelve".