86994463 has 8 divisors (see below), whose sum is σ = 90022016. Its totient is φ = 83980800.

The previous prime is 86994451. The next prime is 86994473. The reversal of 86994463 is 36449968.

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 86994463 - 2¹³ = 86986271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86994433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10183 + ... + 16663.

It is an arithmetic number, because the mean of its divisors is an integer number (11252752).

Almost surely, 2^86994463 is an apocalyptic number.

86994463 is a deficient number, since it is larger than the sum of its proper divisors (3027553).

86994463 is a wasteful number, since it uses less digits than its factorization.

86994463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6945.

The product of its digits is 1119744, while the sum is 49.

The square root of 86994463 is about 9327.0822340108. The cubic root of 86994463 is about 443.0953616976.

The spelling of 86994463 in words is "eighty-six million, nine hundred ninety-four thousand, four hundred sixty-three".