4133691 has 12 divisors (see below), whose sum is σ = 6055920. Its totient is φ = 2716560.

The previous prime is 4133663. The next prime is 4133693. The reversal of 4133691 is 1963314.

It is not a de Polignac number, because 4133691 - 2⁹ = 4133179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4133693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2596 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (504660).

Almost surely, 2^4133691 is an apocalyptic number.

4133691 is a deficient number, since it is larger than the sum of its proper divisors (1922229).

4133691 is a wasteful number, since it uses less digits than its factorization.

4133691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6546 (or 6543 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 4133691 is about 2033.1480516677. The cubic root of 4133691 is about 160.4892705437.

The spelling of 4133691 in words is "four million, one hundred thirty-three thousand, six hundred ninety-one".