98178240 has 112 divisors (see below), whose sum is σ = 321868800. Its totient is φ = 25328640.

The previous prime is 98178233. The next prime is 98178251. The reversal of 98178240 is 4287189.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 28111 + ... + 31409.

Almost surely, 2^98178240 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 98178240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160934400).

98178240 is an abundant number, since it is smaller than the sum of its proper divisors (223690560).

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

98178240 is a wasteful number, since it uses less digits than its factorization.

98178240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350 (or 3340 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 98178240 is about 9908.4933264347. The cubic root of 98178240 is about 461.3229715412.

The spelling of 98178240 in words is "ninety-eight million, one hundred seventy-eight thousand, two hundred forty".