98641536 has 64 divisors (see below), whose sum is σ = 299455680. Its totient is φ = 28182528.

The previous prime is 98641513. The next prime is 98641537. The reversal of 98641536 is 63514689.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (98641537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15661 + ... + 21036.

It is an arithmetic number, because the mean of its divisors is an integer number (4678995).

Almost surely, 2^98641536 is an apocalyptic number.

98641536 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

98641536 is an abundant number, since it is smaller than the sum of its proper divisors (200814144).

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

98641536 is a wasteful number, since it uses less digits than its factorization.

98641536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36721 (or 36709 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 98641536 is about 9931.8445416750. The cubic root of 98641536 is about 462.0474829853.

The spelling of 98641536 in words is "ninety-eight million, six hundred forty-one thousand, five hundred thirty-six".