854627645 has 8 divisors (see below), whose sum is σ = 1026031104. Its totient is φ = 683383504.

The previous prime is 854627617. The next prime is 854627647. The reversal of 854627645 is 546726458.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 854627645 - 2¹⁶ = 854562109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 854627645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854627647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27689 + ... + 49758.

It is an arithmetic number, because the mean of its divisors is an integer number (128253888).

Almost surely, 2^854627645 is an apocalyptic number.

It is an amenable number.

854627645 is a deficient number, since it is larger than the sum of its proper divisors (171403459).

854627645 is a wasteful number, since it uses less digits than its factorization.

854627645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79659.

The product of its digits is 1612800, while the sum is 47.

The square root of 854627645 is about 29234.0152048945. The cubic root of 854627645 is about 948.9841939952.

The spelling of 854627645 in words is "eight hundred fifty-four million, six hundred twenty-seven thousand, six hundred forty-five".