84463901 has 4 divisors (see below), whose sum is σ = 84484704. Its totient is φ = 84443100.

The previous prime is 84463867. The next prime is 84463913. The reversal of 84463901 is 10936448.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84463901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84463961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2105 + ... + 13166.

It is an arithmetic number, because the mean of its divisors is an integer number (21121176).

Almost surely, 2^84463901 is an apocalyptic number.

It is an amenable number.

84463901 is a deficient number, since it is larger than the sum of its proper divisors (20803).

84463901 is a wasteful number, since it uses less digits than its factorization.

84463901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20802.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 84463901 is about 9190.4244189265. The cubic root of 84463901 is about 438.7566499805.

The spelling of 84463901 in words is "eighty-four million, four hundred sixty-three thousand, nine hundred one".