98165975 has 6 divisors (see below), whose sum is σ = 121725840. Its totient is φ = 78532760.

The previous prime is 98165971. The next prime is 98165999. The reversal of 98165975 is 57956189.

It is a happy number.

It is not a de Polignac number, because 98165975 - 2² = 98165971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98165971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1963295 + ... + 1963344.

It is an arithmetic number, because the mean of its divisors is an integer number (20287640).

Almost surely, 2^98165975 is an apocalyptic number.

98165975 is a deficient number, since it is larger than the sum of its proper divisors (23559865).

98165975 is a wasteful number, since it uses less digits than its factorization.

98165975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926649 (or 3926644 counting only the distinct ones).

The product of its digits is 680400, while the sum is 50.

The square root of 98165975 is about 9907.8743936326. The cubic root of 98165975 is about 461.3037603532.

The spelling of 98165975 in words is "ninety-eight million, one hundred sixty-five thousand, nine hundred seventy-five".