98395840 has 112 divisors (see below), whose sum is σ = 253471680. Its totient is φ = 36270080.

The previous prime is 98395837. The next prime is 98395853. The reversal of 98395840 is 4859389.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213210 + ... + 213670.

It is an arithmetic number, because the mean of its divisors is an integer number (2263140).

Almost surely, 2^98395840 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 98395840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126735840).

98395840 is an abundant number, since it is smaller than the sum of its proper divisors (155075840).

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

98395840 is a wasteful number, since it uses less digits than its factorization.

98395840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 98395840 is about 9919.4677276556. The cubic root of 98395840 is about 461.6635419397.

It can be divided in two parts, 98395 and 840, that added together give a triangular number (99235 = T₄₄₅).

The spelling of 98395840 in words is "ninety-eight million, three hundred ninety-five thousand, eight hundred forty".