98610625 has 20 divisors (see below), whose sum is σ = 130486356. Its totient is φ = 74240000.

The previous prime is 98610619. The next prime is 98610641. The reversal of 98610625 is 52601689.

It can be written as a sum of positive squares in 10 ways, for example, as 40500496 + 58110129 = 6364^2 + 7623^2 .

It is not a de Polignac number, because 98610625 - 2⁵ = 98610593 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5985 + ... + 15265.

Almost surely, 2^98610625 is an apocalyptic number.

It is an amenable number.

98610625 is a deficient number, since it is larger than the sum of its proper divisors (31875731).

98610625 is an equidigital number, since it uses as much as digits as its factorization.

98610625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9318 (or 9303 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 98610625 is about 9930.2882636910. The cubic root of 98610625 is about 461.9992144687. Note that the first 3 decimals are identical.

It can be divided in two parts, 98610 and 625, that added together give a triangular number (99235 = T₄₄₅).

The spelling of 98610625 in words is "ninety-eight million, six hundred ten thousand, six hundred twenty-five".