1922089248 has 72 divisors (see below), whose sum is σ = 5753638800. Its totient is φ = 606973824.

The previous prime is 1922089219. The next prime is 1922089259. The reversal of 1922089248 is 8429802291.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170158 + ... + 181101.

It is an arithmetic number, because the mean of its divisors is an integer number (79911650).

Almost surely, 2^1922089248 is an apocalyptic number.

1922089248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1922089248 is an abundant number, since it is smaller than the sum of its proper divisors (3831549552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1922089248 is a wasteful number, since it uses less digits than its factorization.

1922089248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351294 (or 351283 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 1922089248 is about 43841.6382905566. The cubic root of 1922089248 is about 1243.3436569680.

The spelling of 1922089248 in words is "one billion, nine hundred twenty-two million, eighty-nine thousand, two hundred forty-eight".