4975691 has 4 divisors (see below), whose sum is σ = 5686512. Its totient is φ = 4264872.

The previous prime is 4975673. The next prime is 4975757. The reversal of 4975691 is 1965794.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4975691 - 2¹⁸ = 4713547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4975631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355400 + ... + 355413.

It is an arithmetic number, because the mean of its divisors is an integer number (1421628).

Almost surely, 2^4975691 is an apocalyptic number.

4975691 is a deficient number, since it is larger than the sum of its proper divisors (710821).

4975691 is an equidigital number, since it uses as much as digits as its factorization.

4975691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710820.

The product of its digits is 68040, while the sum is 41.

The square root of 4975691 is about 2230.6256969738. The cubic root of 4975691 is about 170.7200256502.

The spelling of 4975691 in words is "four million, nine hundred seventy-five thousand, six hundred ninety-one".