98531937 has 32 divisors (see below), whose sum is σ = 172588800. Its totient is φ = 54359424.

The previous prime is 98531903. The next prime is 98531941. The reversal of 98531937 is 73913589.

It is a happy number.

It is not a de Polignac number, because 98531937 - 2⁷ = 98531809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98531892 and 98531901.

It is not an unprimeable number, because it can be changed into a prime (98531137) 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 31 ways as a sum of consecutive naturals, for example, 3508 + ... + 14469.

It is an arithmetic number, because the mean of its divisors is an integer number (5393400).

Almost surely, 2^98531937 is an apocalyptic number.

It is an amenable number.

98531937 is a deficient number, since it is larger than the sum of its proper divisors (74056863).

98531937 is a wasteful number, since it uses less digits than its factorization.

98531937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18022 (or 18016 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 98531937 is about 9926.3254530566. The cubic root of 98531937 is about 461.8762950970.

The spelling of 98531937 in words is "ninety-eight million, five hundred thirty-one thousand, nine hundred thirty-seven".