998604148 has 12 divisors (see below), whose sum is σ = 1749163780. Its totient is φ = 498843072.

The previous prime is 998604121. The next prime is 998604149. The reversal of 998604148 is 841406899.

It can be written as a sum of positive squares in 2 ways, for example, as 951845904 + 46758244 = 30852^2 + 6838^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998604149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109833 + ... + 118576.

Almost surely, 2^998604148 is an apocalyptic number.

It is an amenable number.

998604148 is a deficient number, since it is larger than the sum of its proper divisors (750559632).

998604148 is a wasteful number, since it uses less digits than its factorization.

998604148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229506 (or 229504 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 998604148 is about 31600.6985365830. The cubic root of 998604148 is about 999.5344993428.

The spelling of 998604148 in words is "nine hundred ninety-eight million, six hundred four thousand, one hundred forty-eight".