98573540 has 48 divisors (see below), whose sum is σ = 223910400. Its totient is φ = 36236160.

The previous prime is 98573509. The next prime is 98573543. The reversal of 98573540 is 4537589.

It is not an unprimeable number, because it can be changed into a prime (98573543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69761 + ... + 71159.

It is an arithmetic number, because the mean of its divisors is an integer number (4664800).

Almost surely, 2^98573540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98573540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111955200).

98573540 is an abundant number, since it is smaller than the sum of its proper divisors (125336860).

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

98573540 is a wasteful number, since it uses less digits than its factorization.

98573540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 98573540 is about 9928.4208210571. The cubic root of 98573540 is about 461.9412917411.

The spelling of 98573540 in words is "ninety-eight million, five hundred seventy-three thousand, five hundred forty".