98532991 has 8 divisors (see below), whose sum is σ = 100371824. Its totient is φ = 96707520.

The previous prime is 98532979. The next prime is 98533013. The reversal of 98532991 is 19923589.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98532991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98532191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12205 + ... + 18601.

It is an arithmetic number, because the mean of its divisors is an integer number (12546478).

Almost surely, 2^98532991 is an apocalyptic number.

98532991 is a deficient number, since it is larger than the sum of its proper divisors (1838833).

98532991 is a wasteful number, since it uses less digits than its factorization.

98532991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6681.

The product of its digits is 174960, while the sum is 46.

The square root of 98532991 is about 9926.3785440613. The cubic root of 98532991 is about 461.8779419941.

The spelling of 98532991 in words is "ninety-eight million, five hundred thirty-two thousand, nine hundred ninety-one".