698090271 has 16 divisors (see below), whose sum is σ = 961551360. Its totient is φ = 450034560.

The previous prime is 698090243. The next prime is 698090287. The reversal of 698090271 is 172090896.

It is not a de Polignac number, because 698090271 - 2⁶ = 698090207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698090221) 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, 182151 + ... + 185943.

It is an arithmetic number, because the mean of its divisors is an integer number (60096960).

Almost surely, 2^698090271 is an apocalyptic number.

698090271 is a deficient number, since it is larger than the sum of its proper divisors (263461089).

698090271 is a wasteful number, since it uses less digits than its factorization.

698090271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5806.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 698090271 is about 26421.3979758831. The cubic root of 698090271 is about 887.0958110838.

The spelling of 698090271 in words is "six hundred ninety-eight million, ninety thousand, two hundred seventy-one".