994889902 has 4 divisors (see below), whose sum is σ = 1492334856. Its totient is φ = 497444950.

The previous prime is 994889899. The next prime is 994889911. The reversal of 994889902 is 209988499.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248722474 + ... + 248722477.

It is an arithmetic number, because the mean of its divisors is an integer number (373083714).

Almost surely, 2^994889902 is an apocalyptic number.

994889902 is a deficient number, since it is larger than the sum of its proper divisors (497444954).

994889902 is a wasteful number, since it uses less digits than its factorization.

994889902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497444953.

The product of its (nonzero) digits is 3359232, while the sum is 58.

The square root of 994889902 is about 31541.8753722730. The cubic root of 994889902 is about 998.2937242790.

The spelling of 994889902 in words is "nine hundred ninety-four million, eight hundred eighty-nine thousand, nine hundred two".