98698290 has 64 divisors (see below), whose sum is σ = 248507136. Its totient is φ = 25039872.

The previous prime is 98698289. The next prime is 98698297. The reversal of 98698290 is 9289689.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98698297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215742 + ... + 216198.

It is an arithmetic number, because the mean of its divisors is an integer number (3882924).

Almost surely, 2^98698290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98698290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124253568).

98698290 is an abundant number, since it is smaller than the sum of its proper divisors (149808846).

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

98698290 is a wasteful number, since it uses less digits than its factorization.

98698290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803.

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 98698290 is about 9934.7013040151. The cubic root of 98698290 is about 462.1360799271.

The spelling of 98698290 in words is "ninety-eight million, six hundred ninety-eight thousand, two hundred ninety".