1622368852 has 24 divisors (see below), whose sum is σ = 3132119592. Its totient is φ = 730521600.

The previous prime is 1622368841. The next prime is 1622368877. The reversal of 1622368852 is 2588632261.

It can be written as a sum of positive squares in 4 ways, for example, as 259725456 + 1362643396 = 16116^2 + 36914^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1622368799 and 1622368808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378349 + ... + 382612.

It is an arithmetic number, because the mean of its divisors is an integer number (130504983).

Almost surely, 2^1622368852 is an apocalyptic number.

It is an amenable number.

1622368852 is a deficient number, since it is larger than the sum of its proper divisors (1509750740).

1622368852 is a wasteful number, since it uses less digits than its factorization.

1622368852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761019 (or 761017 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 1622368852 is about 40278.6401458639. The cubic root of 1622368852 is about 1175.0324667655.

The spelling of 1622368852 in words is "one billion, six hundred twenty-two million, three hundred sixty-eight thousand, eight hundred fifty-two".