98878637 has 16 divisors (see below), whose sum is σ = 116571840. Its totient is φ = 82684800.

The previous prime is 98878627. The next prime is 98878649. The reversal of 98878637 is 73687889.

It is not a de Polignac number, because 98878637 - 2¹⁶ = 98813101 is a prime.

It is a super-3 number, since 3×98878637³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98878607) 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, 46289 + ... + 48377.

It is an arithmetic number, because the mean of its divisors is an integer number (7285740).

Almost surely, 2^98878637 is an apocalyptic number.

It is an amenable number.

98878637 is a deficient number, since it is larger than the sum of its proper divisors (17693203).

98878637 is a wasteful number, since it uses less digits than its factorization.

98878637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2444.

The product of its digits is 4064256, while the sum is 56.

The square root of 98878637 is about 9943.7737806127. The cubic root of 98878637 is about 462.4173888973.

The spelling of 98878637 in words is "ninety-eight million, eight hundred seventy-eight thousand, six hundred thirty-seven".