84963943 has 8 divisors (see below), whose sum is σ = 90316512. Its totient is φ = 79650816.

The previous prime is 84963937. The next prime is 84963959. The reversal of 84963943 is 34936948.

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 84963943 - 2²⁵ = 51409511 is a prime.

It is a super-2 number, since 2×84963943² = 14437743220214498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84963893 and 84963902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84963443) 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, 5355 + ... + 14092.

It is an arithmetic number, because the mean of its divisors is an integer number (11289564).

Almost surely, 2^84963943 is an apocalyptic number.

84963943 is a deficient number, since it is larger than the sum of its proper divisors (5352569).

84963943 is a wasteful number, since it uses less digits than its factorization.

84963943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19721.

The product of its digits is 559872, while the sum is 46.

The square root of 84963943 is about 9217.5887844924. The cubic root of 84963943 is about 439.6207872512.

The spelling of 84963943 in words is "eighty-four million, nine hundred sixty-three thousand, nine hundred forty-three".