898193378 has 16 divisors (see below), whose sum is σ = 1416609216. Its totient is φ = 426288720.

The previous prime is 898193377. The next prime is 898193393. The reversal of 898193378 is 873391898.

It is not an unprimeable number, because it can be changed into a prime (898193377) 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, 68501 + ... + 80552.

It is an arithmetic number, because the mean of its divisors is an integer number (88538076).

Almost surely, 2^898193378 is an apocalyptic number.

898193378 is a deficient number, since it is larger than the sum of its proper divisors (518415838).

898193378 is a wasteful number, since it uses less digits than its factorization.

898193378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149209.

The product of its digits is 2612736, while the sum is 56.

The square root of 898193378 is about 29969.8745075784. The cubic root of 898193378 is about 964.8429243116.

The spelling of 898193378 in words is "eight hundred ninety-eight million, one hundred ninety-three thousand, three hundred seventy-eight".