921354898 has 8 divisors (see below), whose sum is σ = 1382687280. Its totient is φ = 460459140.

The previous prime is 921354881. The next prime is 921354913. The reversal of 921354898 is 898453129.

921354898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 103828 + ... + 112351.

It is an arithmetic number, because the mean of its divisors is an integer number (172835910).

Almost surely, 2^921354898 is an apocalyptic number.

921354898 is a deficient number, since it is larger than the sum of its proper divisors (461332382).

921354898 is a wasteful number, since it uses less digits than its factorization.

921354898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218312.

The product of its digits is 622080, while the sum is 49.

The square root of 921354898 is about 30353.8283911602. The cubic root of 921354898 is about 973.0660408166.

The spelling of 921354898 in words is "nine hundred twenty-one million, three hundred fifty-four thousand, eight hundred ninety-eight".