1899119492 has 12 divisors (see below), whose sum is σ = 3327483600. Its totient is φ = 948409896.

The previous prime is 1899119477. The next prime is 1899119501. The reversal of 1899119492 is 2949119981.

It is a super-3 number, since 3×1899119492³ (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283742 + ... + 290357.

It is an arithmetic number, because the mean of its divisors is an integer number (277290300).

Almost surely, 2^1899119492 is an apocalyptic number.

It is an amenable number.

1899119492 is a deficient number, since it is larger than the sum of its proper divisors (1428364108).

1899119492 is a wasteful number, since it uses less digits than its factorization.

1899119492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574930 (or 574928 counting only the distinct ones).

The product of its digits is 419904, while the sum is 53.

The square root of 1899119492 is about 43578.8881455229. Note that the first 3 decimals coincide. The cubic root of 1899119492 is about 1238.3709730428.

It can be divided in two parts, 18991 and 19492, that added together give a palindrome (38483).

The spelling of 1899119492 in words is "one billion, eight hundred ninety-nine million, one hundred nineteen thousand, four hundred ninety-two".