84173963 has 4 divisors (see below), whose sum is σ = 84601440. Its totient is φ = 83746488.

The previous prime is 84173941. The next prime is 84173983. The reversal of 84173963 is 36937148.

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

It is a cyclic number.

It is not a de Polignac number, because 84173963 - 2⁶ = 84173899 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 84173963.

It is not an unprimeable number, because it can be changed into a prime (84173983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213443 + ... + 213836.

It is an arithmetic number, because the mean of its divisors is an integer number (21150360).

Almost surely, 2^84173963 is an apocalyptic number.

84173963 is a deficient number, since it is larger than the sum of its proper divisors (427477).

84173963 is a wasteful number, since it uses less digits than its factorization.

84173963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427476.

The product of its digits is 108864, while the sum is 41.

The square root of 84173963 is about 9174.6369410457. The cubic root of 84173963 is about 438.2540365873.

The spelling of 84173963 in words is "eighty-four million, one hundred seventy-three thousand, nine hundred sixty-three".