980897198 has 16 divisors (see below), whose sum is σ = 1481648976. Its totient is φ = 487021440.

The previous prime is 980897179. The next prime is 980897227. The reversal of 980897198 is 891798089.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469865 + ... + 471947.

It is an arithmetic number, because the mean of its divisors is an integer number (92603061).

Almost surely, 2^980897198 is an apocalyptic number.

980897198 is a deficient number, since it is larger than the sum of its proper divisors (500751778).

980897198 is a wasteful number, since it uses less digits than its factorization.

980897198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619.

The product of its (nonzero) digits is 2612736, while the sum is 59.

The square root of 980897198 is about 31319.2783761057. The cubic root of 980897198 is about 993.5914171323.

The spelling of 980897198 in words is "nine hundred eighty million, eight hundred ninety-seven thousand, one hundred ninety-eight".