8573427 has 24 divisors (see below), whose sum is σ = 13154960. Its totient is φ = 5365440.

The previous prime is 8573419. The next prime is 8573429. The reversal of 8573427 is 7243758.

8573427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8573427 - 2³ = 8573419 is a prime.

It is a Duffinian number.

Its product of digits (47040) is a multiple of the sum of its prime divisors (480).

8573427 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8573391 and 8573400.

It is not an unprimeable number, because it can be changed into a prime (8573429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30813 + ... + 31089.

Almost surely, 2^8573427 is an apocalyptic number.

8573427 is a deficient number, since it is larger than the sum of its proper divisors (4581533).

8573427 is a wasteful number, since it uses less digits than its factorization.

8573427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 480 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 8573427 is about 2928.0414956076. The cubic root of 8573427 is about 204.6687253180.

The spelling of 8573427 in words is "eight million, five hundred seventy-three thousand, four hundred twenty-seven".