98712999 has 160 divisors (see below), whose sum is σ = 209088000. Its totient is φ = 45722880.

The previous prime is 98712997. The next prime is 98713007. The reversal of 98712999 is 99921789.

It is not a de Polignac number, because 98712999 - 2¹ = 98712997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98712997) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 5195412 + ... + 5195430.

It is an arithmetic number, because the mean of its divisors is an integer number (1306800).

Almost surely, 2^98712999 is an apocalyptic number.

98712999 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

98712999 is an abundant number, since it is smaller than the sum of its proper divisors (110375001).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98712999 is a wasteful number, since it uses less digits than its factorization.

98712999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 57 counting only the distinct ones).

The product of its digits is 734832, while the sum is 54.

The square root of 98712999 is about 9935.4415603938. The cubic root of 98712999 is about 462.1590361571.

The spelling of 98712999 in words is "ninety-eight million, seven hundred twelve thousand, nine hundred ninety-nine".