98660631 has 8 divisors (see below), whose sum is σ = 135791104. Its totient is φ = 63651960.

The previous prime is 98660623. The next prime is 98660647. The reversal of 98660631 is 13606689.

It is a happy number.

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

It is not a de Polignac number, because 98660631 - 2³ = 98660623 is a prime.

It is a super-2 number, since 2×98660631² = 19467840218636322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98660631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98660621) 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, 530341 + ... + 530526.

It is an arithmetic number, because the mean of its divisors is an integer number (16973888).

Almost surely, 2^98660631 is an apocalyptic number.

98660631 is a deficient number, since it is larger than the sum of its proper divisors (37130473).

98660631 is a wasteful number, since it uses less digits than its factorization.

98660631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060901.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 98660631 is about 9932.8057969538. The cubic root of 98660631 is about 462.0772954011.

The spelling of 98660631 in words is "ninety-eight million, six hundred sixty thousand, six hundred thirty-one".