7833621044 has 12 divisors (see below), whose sum is σ = 13755626724. Its totient is φ = 3903441984.

The previous prime is 7833621041. The next prime is 7833621049. The reversal of 7833621044 is 4401263387.

It can be written as a sum of positive squares in 2 ways, for example, as 6212592400 + 1621028644 = 78820^2 + 40262^2 .

It is a super-2 number, since 2×7833621044² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7833620989 and 7833621007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7833621041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3340817 + ... + 3343160.

It is an arithmetic number, because the mean of its divisors is an integer number (1146302227).

Almost surely, 2^7833621044 is an apocalyptic number.

It is an amenable number.

7833621044 is a deficient number, since it is larger than the sum of its proper divisors (5922005680).

7833621044 is a wasteful number, since it uses less digits than its factorization.

7833621044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684274 (or 6684272 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 7833621044 is about 88507.7456723421. The cubic root of 7833621044 is about 1986.0378429020.

The spelling of 7833621044 in words is "seven billion, eight hundred thirty-three million, six hundred twenty-one thousand, forty-four".