84795457 has 8 divisors (see below), whose sum is σ = 88867584. Its totient is φ = 80755488.

The previous prime is 84795443. The next prime is 84795463. The reversal of 84795457 is 75459748.

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 84795457 - 2⁷ = 84795329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84795457.

It is not an unprimeable number, because it can be changed into a prime (84795407) 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, 2553 + ... + 13270.

It is an arithmetic number, because the mean of its divisors is an integer number (11108448).

Almost surely, 2^84795457 is an apocalyptic number.

It is an amenable number.

84795457 is a deficient number, since it is larger than the sum of its proper divisors (4072127).

84795457 is a wasteful number, since it uses less digits than its factorization.

84795457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16079.

The product of its digits is 1411200, while the sum is 49.

The square root of 84795457 is about 9208.4448741359. Note that the first 3 decimals coincide. The cubic root of 84795457 is about 439.3300013000.

The spelling of 84795457 in words is "eighty-four million, seven hundred ninety-five thousand, four hundred fifty-seven".