1922671089 has 12 divisors (see below), whose sum is σ = 2829592116. Its totient is φ = 1257595872.

The previous prime is 1922671081. The next prime is 1922671099. The reversal of 1922671089 is 9801762291.

It can be written as a sum of positive squares in 2 ways, for example, as 671846400 + 1250824689 = 25920^2 + 35367^2 .

It is not a de Polignac number, because 1922671089 - 2³ = 1922671081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1922671081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2014902 + ... + 2015855.

It is an arithmetic number, because the mean of its divisors is an integer number (235799343).

Almost surely, 2^1922671089 is an apocalyptic number.

It is an amenable number.

1922671089 is a deficient number, since it is larger than the sum of its proper divisors (906921027).

1922671089 is a wasteful number, since it uses less digits than its factorization.

1922671089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4030816 (or 4030813 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1922671089 is about 43848.2735007891. The cubic root of 1922671089 is about 1243.4691029868.

The spelling of 1922671089 in words is "one billion, nine hundred twenty-two million, six hundred seventy-one thousand, eighty-nine".