98644050 has 72 divisors (see below), whose sum is σ = 266482944. Its totient is φ = 26160480.

The previous prime is 98644043. The next prime is 98644057. The reversal of 98644050 is 5044689.

98644050 is a `hidden beast` number, since 9 + 8 + 644 + 0 + 5 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (98644043) and next prime (98644057).

It is a junction number, because it is equal to n+sod(n) for n = 98643996 and 98644014.

It is not an unprimeable number, because it can be changed into a prime (98644057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 99859 + ... + 100841.

It is an arithmetic number, because the mean of its divisors is an integer number (3701152).

Almost surely, 2^98644050 is an apocalyptic number.

98644050 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 98644050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133241472).

98644050 is an abundant number, since it is smaller than the sum of its proper divisors (167838894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98644050 is a wasteful number, since it uses less digits than its factorization.

98644050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 98644050 is about 9931.9711034618. The cubic root of 98644050 is about 462.0514082334.

The spelling of 98644050 in words is "ninety-eight million, six hundred forty-four thousand, fifty".