84634395 has 8 divisors (see below), whose sum is σ = 135415056. Its totient is φ = 45138336.

The previous prime is 84634391. The next prime is 84634397. The reversal of 84634395 is 59343648.

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

It is not a de Polignac number, because 84634395 - 2² = 84634391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84634391) 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, 2821132 + ... + 2821161.

It is an arithmetic number, because the mean of its divisors is an integer number (16926882).

Almost surely, 2^84634395 is an apocalyptic number.

84634395 is a deficient number, since it is larger than the sum of its proper divisors (50780661).

84634395 is a wasteful number, since it uses less digits than its factorization.

84634395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5642301.

The product of its digits is 311040, while the sum is 42.

The square root of 84634395 is about 9199.6953753915. The cubic root of 84634395 is about 439.0516679276.

The spelling of 84634395 in words is "eighty-four million, six hundred thirty-four thousand, three hundred ninety-five".