698197041 has 6 divisors (see below), whose sum is σ = 1008506850. Its totient is φ = 465464688.

The previous prime is 698197007. The next prime is 698197051. The reversal of 698197041 is 140791896.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 446054400 + 252142641 = 21120^2 + 15879^2 .

It is not a de Polignac number, because 698197041 - 2⁹ = 698196529 is a prime.

It is a super-2 number, since 2×698197041² = 974958216122311362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (698197051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38788716 + ... + 38788733.

It is an arithmetic number, because the mean of its divisors is an integer number (168084475).

Almost surely, 2^698197041 is an apocalyptic number.

It is an amenable number.

698197041 is a deficient number, since it is larger than the sum of its proper divisors (310309809).

698197041 is a wasteful number, since it uses less digits than its factorization.

698197041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77577455 (or 77577452 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 698197041 is about 26423.4184200304. The cubic root of 698197041 is about 887.1410346484.

The spelling of 698197041 in words is "six hundred ninety-eight million, one hundred ninety-seven thousand, forty-one".