97698841 has 4 divisors (see below), whose sum is σ = 98284032. Its totient is φ = 97113652.

The previous prime is 97698829. The next prime is 97698863. The reversal of 97698841 is 14889679.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97698841 - 2²³ = 89310233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97699841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292345 + ... + 292678.

It is an arithmetic number, because the mean of its divisors is an integer number (24571008).

Almost surely, 2^97698841 is an apocalyptic number.

It is an amenable number.

97698841 is a deficient number, since it is larger than the sum of its proper divisors (585191).

97698841 is a wasteful number, since it uses less digits than its factorization.

97698841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585190.

The product of its digits is 870912, while the sum is 52.

The square root of 97698841 is about 9884.2724062017. The cubic root of 97698841 is about 460.5708744097.

The spelling of 97698841 in words is "ninety-seven million, six hundred ninety-eight thousand, eight hundred forty-one".