84459963 has 8 divisors (see below), whose sum is σ = 128700928. Its totient is φ = 48262824.

The previous prime is 84459941. The next prime is 84459983. The reversal of 84459963 is 36995448.

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

It is not a de Polignac number, because 84459963 - 2⁵ = 84459931 is a prime.

It is a super-2 number, since 2×84459963² = 14266970699922738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84459913) 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, 2010931 + ... + 2010972.

It is an arithmetic number, because the mean of its divisors is an integer number (16087616).

Almost surely, 2^84459963 is an apocalyptic number.

84459963 is a deficient number, since it is larger than the sum of its proper divisors (44240965).

84459963 is a wasteful number, since it uses less digits than its factorization.

84459963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021913.

The product of its digits is 933120, while the sum is 48.

The square root of 84459963 is about 9190.2101716990. The cubic root of 84459963 is about 438.7498310890.

The spelling of 84459963 in words is "eighty-four million, four hundred fifty-nine thousand, nine hundred sixty-three".