898682121 has 40 divisors (see below), whose sum is σ = 1423637600. Its totient is φ = 563371200.

The previous prime is 898682093. The next prime is 898682129. The reversal of 898682121 is 121286898.

It is a happy number.

It is not a de Polignac number, because 898682121 - 2¹³ = 898673929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898682129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 211821 + ... + 216021.

It is an arithmetic number, because the mean of its divisors is an integer number (35590940).

Almost surely, 2^898682121 is an apocalyptic number.

898682121 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

898682121 is a deficient number, since it is larger than the sum of its proper divisors (524955479).

898682121 is a wasteful number, since it uses less digits than its factorization.

898682121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371 (or 4362 counting only the distinct ones).

The product of its digits is 110592, while the sum is 45.

The square root of 898682121 is about 29978.0273033434. The cubic root of 898682121 is about 965.0178958085.

The spelling of 898682121 in words is "eight hundred ninety-eight million, six hundred eighty-two thousand, one hundred twenty-one".