84641463 has 16 divisors (see below), whose sum is σ = 125539840. Its totient is φ = 56362392.

The previous prime is 84641437. The next prime is 84641471. The reversal of 84641463 is 36414648.

84641463 is a `hidden beast` number, since 8 + 4 + 641 + 4 + 6 + 3 = 666.

It is not a de Polignac number, because 84641463 - 2¹⁶ = 84575927 is a prime.

It is a super-3 number, since 3×84641463³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84641413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37320 + ... + 39522.

It is an arithmetic number, because the mean of its divisors is an integer number (7846240).

Almost surely, 2^84641463 is an apocalyptic number.

84641463 is a deficient number, since it is larger than the sum of its proper divisors (40898377).

84641463 is a wasteful number, since it uses less digits than its factorization.

84641463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635 (or 3629 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 84641463 is about 9200.0795105260. The cubic root of 84641463 is about 439.0638896365.

The spelling of 84641463 in words is "eighty-four million, six hundred forty-one thousand, four hundred sixty-three".