98404590 has 32 divisors (see below), whose sum is σ = 240047136. Its totient is φ = 25810560.

The previous prime is 98404577. The next prime is 98404637. The reversal of 98404590 is 9540489.

It is a Curzon number.

It is a congruent number.

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, 25057 + ... + 28716.

It is an arithmetic number, because the mean of its divisors is an integer number (7501473).

Almost surely, 2^98404590 is an apocalyptic number.

98404590 is an abundant number, since it is smaller than the sum of its proper divisors (141642546).

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

98404590 is a wasteful number, since it uses less digits than its factorization.

98404590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53844.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 98404590 is about 9919.9087697418. The cubic root of 98404590 is about 461.6772262453.

The spelling of 98404590 in words is "ninety-eight million, four hundred four thousand, five hundred ninety".