84354455 has 8 divisors (see below), whose sum is σ = 105626592. Its totient is φ = 64549408.

The previous prime is 84354451. The next prime is 84354463. The reversal of 84354455 is 55445348.

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

It is not a de Polignac number, because 84354455 - 2² = 84354451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84354451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366644 + ... + 366873.

It is an arithmetic number, because the mean of its divisors is an integer number (13203324).

Almost surely, 2^84354455 is an apocalyptic number.

84354455 is a deficient number, since it is larger than the sum of its proper divisors (21272137).

84354455 is a wasteful number, since it uses less digits than its factorization.

84354455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733545.

The product of its digits is 192000, while the sum is 38.

The square root of 84354455 is about 9184.4681392011. The cubic root of 84354455 is about 438.5670584676.

The spelling of 84354455 in words is "eighty-four million, three hundred fifty-four thousand, four hundred fifty-five".