98640244 has 12 divisors (see below), whose sum is σ = 172934244. Its totient is φ = 49230464.

The previous prime is 98640209. The next prime is 98640247. The reversal of 98640244 is 44204689.

It can be written as a sum of positive squares in 2 ways, for example, as 7628644 + 91011600 = 2762^2 + 9540^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98640247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19909 + ... + 24364.

It is an arithmetic number, because the mean of its divisors is an integer number (14411187).

Almost surely, 2^98640244 is an apocalyptic number.

It is an amenable number.

98640244 is a deficient number, since it is larger than the sum of its proper divisors (74294000).

98640244 is a wasteful number, since it uses less digits than its factorization.

98640244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44834 (or 44832 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 98640244 is about 9931.7794981564. The cubic root of 98640244 is about 462.0454656879.

The spelling of 98640244 in words is "ninety-eight million, six hundred forty thousand, two hundred forty-four".