4537985 has 8 divisors (see below), whose sum is σ = 5538240. Its totient is φ = 3568624.

The previous prime is 4537961. The next prime is 4537987. The reversal of 4537985 is 5897354.

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

It is a cyclic number.

It is not a de Polignac number, because 4537985 - 2¹⁸ = 4275841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4537987) 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, 7397 + ... + 7986.

It is an arithmetic number, because the mean of its divisors is an integer number (692280).

Almost surely, 2^4537985 is an apocalyptic number.

It is an amenable number.

4537985 is a deficient number, since it is larger than the sum of its proper divisors (1000255).

4537985 is a wasteful number, since it uses less digits than its factorization.

4537985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15447.

The product of its digits is 151200, while the sum is 41.

The square root of 4537985 is about 2130.2546796099. The cubic root of 4537985 is about 165.5595937303.

The spelling of 4537985 in words is "four million, five hundred thirty-seven thousand, nine hundred eighty-five".