84323455 has 4 divisors (see below), whose sum is σ = 101188152. Its totient is φ = 67458760.

The previous prime is 84323443. The next prime is 84323461. The reversal of 84323455 is 55432348.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 84323455 - 2¹¹ = 84321407 is a prime.

It is a super-2 number, since 2×84323455² = 14220890126274050, which contains 22 as substring.

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 84323455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8432341 + ... + 8432350.

It is an arithmetic number, because the mean of its divisors is an integer number (25297038).

Almost surely, 2^84323455 is an apocalyptic number.

84323455 is a deficient number, since it is larger than the sum of its proper divisors (16864697).

84323455 is a wasteful number, since it uses less digits than its factorization.

84323455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16864696.

The product of its digits is 57600, while the sum is 34.

The square root of 84323455 is about 9182.7803523769. The cubic root of 84323455 is about 438.5133278749.

The spelling of 84323455 in words is "eighty-four million, three hundred twenty-three thousand, four hundred fifty-five".