98699997 has 16 divisors (see below), whose sum is σ = 147067200. Its totient is φ = 58358400.

The previous prime is 98699989. The next prime is 98699999. The reversal of 98699997 is 79999689.

It is not a de Polignac number, because 98699997 - 2³ = 98699989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98699999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35122 + ... + 37827.

It is an arithmetic number, because the mean of its divisors is an integer number (9191700).

Almost surely, 2^98699997 is an apocalyptic number.

It is an amenable number.

98699997 is a deficient number, since it is larger than the sum of its proper divisors (48367203).

98699997 is a wasteful number, since it uses less digits than its factorization.

98699997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73004.

The product of its digits is 19840464, while the sum is 66.

The square root of 98699997 is about 9934.7872146312. The cubic root of 98699997 is about 462.1387441467.

The spelling of 98699997 in words is "ninety-eight million, six hundred ninety-nine thousand, nine hundred ninety-seven".