8453985 has 8 divisors (see below), whose sum is σ = 13526400. Its totient is φ = 4508784.

The previous prime is 8453983. The next prime is 8453987. The reversal of 8453985 is 5893548.

8453985 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8453983) and next prime (8453987).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8453985 - 2¹ = 8453983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8453983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281785 + ... + 281814.

It is an arithmetic number, because the mean of its divisors is an integer number (1690800).

Almost surely, 2^8453985 is an apocalyptic number.

It is an amenable number.

8453985 is a deficient number, since it is larger than the sum of its proper divisors (5072415).

8453985 is a wasteful number, since it uses less digits than its factorization.

8453985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563607.

The product of its digits is 172800, while the sum is 42.

The square root of 8453985 is about 2907.5737307934. The cubic root of 8453985 is about 203.7138192120.

The spelling of 8453985 in words is "eight million, four hundred fifty-three thousand, nine hundred eighty-five".