854566797 has 16 divisors (see below), whose sum is σ = 1324270080. Its totient is φ = 480046512.

The previous prime is 854566787. The next prime is 854566807. The reversal of 854566797 is 797665458.

It is an interprime number because it is at equal distance from previous prime (854566787) and next prime (854566807).

It is not a de Polignac number, because 854566797 - 2¹⁰ = 854565773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854566777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343623 + ... + 346100.

It is an arithmetic number, because the mean of its divisors is an integer number (82766880).

Almost surely, 2^854566797 is an apocalyptic number.

It is an amenable number.

854566797 is a deficient number, since it is larger than the sum of its proper divisors (469703283).

854566797 is a wasteful number, since it uses less digits than its factorization.

854566797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689792.

The product of its digits is 12700800, while the sum is 57.

The square root of 854566797 is about 29232.9744808837. The cubic root of 854566797 is about 948.9616714533.

The spelling of 854566797 in words is "eight hundred fifty-four million, five hundred sixty-six thousand, seven hundred ninety-seven".