1922140084 has 24 divisors (see below), whose sum is σ = 3604866048. Its totient is φ = 894437280.

The previous prime is 1922140079. The next prime is 1922140091. The reversal of 1922140084 is 4800412291.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278932 + ... + 285739.

It is an arithmetic number, because the mean of its divisors is an integer number (150202752).

Almost surely, 2^1922140084 is an apocalyptic number.

It is an amenable number.

1922140084 is a deficient number, since it is larger than the sum of its proper divisors (1682725964).

1922140084 is a wasteful number, since it uses less digits than its factorization.

1922140084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564735 (or 564733 counting only the distinct ones).

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

The square root of 1922140084 is about 43842.2180552034. The cubic root of 1922140084 is about 1243.3546183148.

The spelling of 1922140084 in words is "one billion, nine hundred twenty-two million, one hundred forty thousand, eighty-four".