8573436 has 18 divisors (see below), whose sum is σ = 21671832. Its totient is φ = 2857800.

The previous prime is 8573431. The next prime is 8573437. The reversal of 8573436 is 6343758.

It is a happy number.

8573436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 238151 = 8573436 / (8 + 5 + 7 + 3 + 4 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 8573436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8573431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119040 + ... + 119111.

Almost surely, 2^8573436 is an apocalyptic number.

It is an amenable number.

8573436 is an abundant number, since it is smaller than the sum of its proper divisors (13098396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8573436 is a wasteful number, since it uses less digits than its factorization.

8573436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238161 (or 238156 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 8573436 is about 2928.0430324707. The cubic root of 8573436 is about 204.6687969353.

It can be divided in two parts, 8573 and 436, that added together give a palindrome (9009).

The spelling of 8573436 in words is "eight million, five hundred seventy-three thousand, four hundred thirty-six".