1398016922 has 8 divisors (see below), whose sum is σ = 2207395200. Its totient is φ = 662218524.

The previous prime is 1398016901. The next prime is 1398016931. The reversal of 1398016922 is 2296108931.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1398016922.

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, 18394922 + ... + 18394997.

It is an arithmetic number, because the mean of its divisors is an integer number (275924400).

Almost surely, 2^1398016922 is an apocalyptic number.

1398016922 is a deficient number, since it is larger than the sum of its proper divisors (809378278).

1398016922 is a wasteful number, since it uses less digits than its factorization.

1398016922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36789940.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 1398016922 is about 37390.0644824263. The cubic root of 1398016922 is about 1118.1604907194.

The spelling of 1398016922 in words is "one billion, three hundred ninety-eight million, sixteen thousand, nine hundred twenty-two".