898491902 has 16 divisors (see below), whose sum is σ = 1680296832. Its totient is φ = 350061720.

The previous prime is 898491901. The next prime is 898491961. The reversal of 898491902 is 209194898.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898491901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917028 + ... + 2917335.

It is an arithmetic number, because the mean of its divisors is an integer number (105018552).

Almost surely, 2^898491902 is an apocalyptic number.

898491902 is a deficient number, since it is larger than the sum of its proper divisors (781804930).

898491902 is a wasteful number, since it uses less digits than its factorization.

898491902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834383.

The product of its (nonzero) digits is 373248, while the sum is 50.

The square root of 898491902 is about 29974.8544950597. The cubic root of 898491902 is about 964.9498043637.

The spelling of 898491902 in words is "eight hundred ninety-eight million, four hundred ninety-one thousand, nine hundred two".