4775091 has 4 divisors (see below), whose sum is σ = 6366792. Its totient is φ = 3183392.

The previous prime is 4775087. The next prime is 4775093. The reversal of 4775091 is 1905774.

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 4775091 - 2² = 4775087 is a prime.

It is a D-number.

4775091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4775093) 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, 795846 + ... + 795851.

It is an arithmetic number, because the mean of its divisors is an integer number (1591698).

Almost surely, 2^4775091 is an apocalyptic number.

4775091 is a deficient number, since it is larger than the sum of its proper divisors (1591701).

4775091 is a wasteful number, since it uses less digits than its factorization.

4775091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591700.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 4775091 is about 2185.1981603507. The cubic root of 4775091 is about 168.3942343006.

The spelling of 4775091 in words is "four million, seven hundred seventy-five thousand, ninety-one".