8436973 has 4 divisors (see below), whose sum is σ = 8443360. Its totient is φ = 8430588.

The previous prime is 8436959. The next prime is 8436977. The reversal of 8436973 is 3796348.

8436973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 8436973 - 2¹⁷ = 8305901 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8436977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (2110840).

Almost surely, 2^8436973 is an apocalyptic number.

It is an amenable number.

8436973 is a deficient number, since it is larger than the sum of its proper divisors (6387).

8436973 is a wasteful number, since it uses less digits than its factorization.

8436973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6386.

The product of its digits is 108864, while the sum is 40.

The square root of 8436973 is about 2904.6467943624. The cubic root of 8436973 is about 203.5770826435.

It can be divided in two parts, 8436 and 973, that added together give a square (9409 = 97²).

The spelling of 8436973 in words is "eight million, four hundred thirty-six thousand, nine hundred seventy-three".