1896988452 has 24 divisors (see below), whose sum is σ = 4686677856. Its totient is φ = 595133568.

The previous prime is 1896988441. The next prime is 1896988477. The reversal of 1896988452 is 2548896981.

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, 4649278 + ... + 4649685.

It is an arithmetic number, because the mean of its divisors is an integer number (195278244).

Almost surely, 2^1896988452 is an apocalyptic number.

1896988452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1896988452 is an abundant number, since it is smaller than the sum of its proper divisors (2789689404).

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

1896988452 is a wasteful number, since it uses less digits than its factorization.

1896988452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9298987 (or 9298985 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 60.

The square root of 1896988452 is about 43554.4309112173. The cubic root of 1896988452 is about 1237.9075993928.

The spelling of 1896988452 in words is "one billion, eight hundred ninety-six million, nine hundred eighty-eight thousand, four hundred fifty-two".