98447644 has 6 divisors (see below), whose sum is σ = 172283384. Its totient is φ = 49223820.

The previous prime is 98447641. The next prime is 98447647. The reversal of 98447644 is 44674489.

It is an interprime number because it is at equal distance from previous prime (98447641) and next prime (98447647).

It is a junction number, because it is equal to n+sod(n) for n = 98447594 and 98447603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98447641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12305952 + ... + 12305959.

Almost surely, 2^98447644 is an apocalyptic number.

It is an amenable number.

98447644 is a deficient number, since it is larger than the sum of its proper divisors (73835740).

98447644 is a wasteful number, since it uses less digits than its factorization.

98447644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24611915 (or 24611913 counting only the distinct ones).

The product of its digits is 774144, while the sum is 46.

The square root of 98447644 is about 9922.0786128714. The cubic root of 98447644 is about 461.7445474720.

The spelling of 98447644 in words is "ninety-eight million, four hundred forty-seven thousand, six hundred forty-four".