1994888498 has 8 divisors (see below), whose sum is σ = 2992585500. Its totient is φ = 997360000.

The previous prime is 1994888479. The next prime is 1994888501. The reversal of 1994888498 is 8948884991.

It can be written as a sum of positive squares in 2 ways, for example, as 1788190369 + 206698129 = 42287^2 + 14377^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 6503 + ... + 63498.

Almost surely, 2^1994888498 is an apocalyptic number.

1994888498 is a deficient number, since it is larger than the sum of its proper divisors (997697002).

1994888498 is a wasteful number, since it uses less digits than its factorization.

1994888498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84252.

The product of its digits is 47775744, while the sum is 68.

The square root of 1994888498 is about 44664.1746593397. The cubic root of 1994888498 is about 1258.8467860297.

It can be divided in two parts, 1 and 994888498, that added together give a palindrome (994888499).

The spelling of 1994888498 in words is "one billion, nine hundred ninety-four million, eight hundred eighty-eight thousand, four hundred ninety-eight".