98963631 has 24 divisors (see below), whose sum is σ = 159257280. Its totient is φ = 58798656.

The previous prime is 98963617. The next prime is 98963633. The reversal of 98963631 is 13636989.

98963631 is a `hidden beast` number, since 9 + 8 + 9 + 6 + 3 + 631 = 666.

It is not a de Polignac number, because 98963631 - 2¹⁹ = 98439343 is a prime.

It is a super-2 number, since 2×98963631² = 19587600521408322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98963633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11191 + ... + 17976.

It is an arithmetic number, because the mean of its divisors is an integer number (6635720).

Almost surely, 2^98963631 is an apocalyptic number.

98963631 is a deficient number, since it is larger than the sum of its proper divisors (60293649).

98963631 is a wasteful number, since it uses less digits than its factorization.

98963631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29215 (or 29212 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 98963631 is about 9948.0465921707. The cubic root of 98963631 is about 462.5498457112.

It can be divided in two parts, 989 and 63631, that added together give a triangular number (64620 = T₃₅₉).

The spelling of 98963631 in words is "ninety-eight million, nine hundred sixty-three thousand, six hundred thirty-one".