98118986 has 32 divisors (see below), whose sum is σ = 176020992. Its totient is φ = 40141440.

The previous prime is 98118973. The next prime is 98118997. The reversal of 98118986 is 68981189.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25160 + ... + 28796.

It is an arithmetic number, because the mean of its divisors is an integer number (5500656).

Almost surely, 2^98118986 is an apocalyptic number.

98118986 is a deficient number, since it is larger than the sum of its proper divisors (77902006).

98118986 is a wasteful number, since it uses less digits than its factorization.

98118986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734.

The product of its digits is 248832, while the sum is 50.

The square root of 98118986 is about 9905.5028140928. The cubic root of 98118986 is about 461.2301446838.

Adding to 98118986 its sum of digits (50), we get a triangular number (98119036 = T₁₄₀₀₈).

The spelling of 98118986 in words is "ninety-eight million, one hundred eighteen thousand, nine hundred eighty-six".