4975609 has 4 divisors (see below), whose sum is σ = 5045760. Its totient is φ = 4905460.

The previous prime is 4975589. The next prime is 4975631. The reversal of 4975609 is 9065794.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4975609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4975639) 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, 34969 + ... + 35110.

It is an arithmetic number, because the mean of its divisors is an integer number (1261440).

Almost surely, 2^4975609 is an apocalyptic number.

It is an amenable number.

4975609 is a deficient number, since it is larger than the sum of its proper divisors (70151).

4975609 is an equidigital number, since it uses as much as digits as its factorization.

4975609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70150.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 4975609 is about 2230.6073164051. The cubic root of 4975609 is about 170.7190878161.

The spelling of 4975609 in words is "four million, nine hundred seventy-five thousand, six hundred nine".