98509201 has 16 divisors (see below), whose sum is σ = 117411840. Its totient is φ = 80861760.

The previous prime is 98509189. The next prime is 98509211. The reversal of 98509201 is 10290589.

It is a de Polignac number, because none of the positive numbers 2^k-98509201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98509211) 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, 23871 + ... + 27691.

It is an arithmetic number, because the mean of its divisors is an integer number (7338240).

Almost surely, 2^98509201 is an apocalyptic number.

It is an amenable number.

98509201 is a deficient number, since it is larger than the sum of its proper divisors (18902639).

98509201 is a wasteful number, since it uses less digits than its factorization.

98509201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 98509201 is about 9925.1801494985. The cubic root of 98509201 is about 461.8407667611.

The spelling of 98509201 in words is "ninety-eight million, five hundred nine thousand, two hundred one".