1941622988 has 12 divisors (see below), whose sum is σ = 3461950800. Its totient is φ = 952494192.

The previous prime is 1941622979. The next prime is 1941623003. The reversal of 1941622988 is 8892261491.

It is an unprimeable number.

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, 4579088 + ... + 4579511.

It is an arithmetic number, because the mean of its divisors is an integer number (288495900).

Almost surely, 2^1941622988 is an apocalyptic number.

It is an amenable number.

1941622988 is a deficient number, since it is larger than the sum of its proper divisors (1520327812).

1941622988 is a wasteful number, since it uses less digits than its factorization.

1941622988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9158656 (or 9158654 counting only the distinct ones).

The product of its digits is 497664, while the sum is 50.

The square root of 1941622988 is about 44063.8512615500. The cubic root of 1941622988 is about 1247.5414048584.

The spelling of 1941622988 in words is "one billion, nine hundred forty-one million, six hundred twenty-two thousand, nine hundred eighty-eight".