98808531 has 16 divisors (see below), whose sum is σ = 139104000. Its totient is φ = 62214048.

The previous prime is 98808509. The next prime is 98808547. The reversal of 98808531 is 13580889.

It is not a de Polignac number, because 98808531 - 2¹¹ = 98806483 is a prime.

It is a super-2 number, since 2×98808531² = 19526251596755922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98808581) 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, 17410 + ... + 22376.

It is an arithmetic number, because the mean of its divisors is an integer number (8694000).

Almost surely, 2^98808531 is an apocalyptic number.

98808531 is a deficient number, since it is larger than the sum of its proper divisors (40295469).

98808531 is a wasteful number, since it uses less digits than its factorization.

98808531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 98808531 is about 9940.2480351347. The cubic root of 98808531 is about 462.3080767847.

The spelling of 98808531 in words is "ninety-eight million, eight hundred eight thousand, five hundred thirty-one".