854659697 has 4 divisors (see below), whose sum is σ = 854747376. Its totient is φ = 854572020.

The previous prime is 854659681. The next prime is 854659699. The reversal of 854659697 is 796956458.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 854659697 - 2⁴ = 854659681 is a prime.

It is a super-2 number, since 2×854659697² = 1460886395352263618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (854659699) 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, 27083 + ... + 49424.

It is an arithmetic number, because the mean of its divisors is an integer number (213686844).

Almost surely, 2^854659697 is an apocalyptic number.

It is an amenable number.

854659697 is a deficient number, since it is larger than the sum of its proper divisors (87679).

854659697 is a wasteful number, since it uses less digits than its factorization.

854659697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87678.

The product of its digits is 16329600, while the sum is 59.

The square root of 854659697 is about 29234.5633967740. The cubic root of 854659697 is about 948.9960574312.

The spelling of 854659697 in words is "eight hundred fifty-four million, six hundred fifty-nine thousand, six hundred ninety-seven".