4265691 has 8 divisors (see below), whose sum is σ = 6022224. Its totient is φ = 2676480.

The previous prime is 4265687. The next prime is 4265699. The reversal of 4265691 is 1965624.

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

It is not a de Polignac number, because 4265691 - 2² = 4265687 is a prime.

It is a super-2 number, since 2×4265691² = 36392239414962, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

4265691 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4265699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41770 + ... + 41871.

It is an arithmetic number, because the mean of its divisors is an integer number (752778).

Almost surely, 2^4265691 is an apocalyptic number.

4265691 is a deficient number, since it is larger than the sum of its proper divisors (1756533).

4265691 is a wasteful number, since it uses less digits than its factorization.

4265691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83661.

The product of its digits is 12960, while the sum is 33.

The square root of 4265691 is about 2065.3549331773. The cubic root of 4265691 is about 162.1796893525.

The spelling of 4265691 in words is "four million, two hundred sixty-five thousand, six hundred ninety-one".