4079691 has 54 divisors (see below), whose sum is σ = 7744932. Its totient is φ = 2046240.

The previous prime is 4079689. The next prime is 4079701. The reversal of 4079691 is 1969704.

It is not a de Polignac number, because 4079691 - 2¹ = 4079689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4079641) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 140665 + ... + 140693.

Almost surely, 2^4079691 is an apocalyptic number.

4079691 is a deficient number, since it is larger than the sum of its proper divisors (3665241).

4079691 is a wasteful number, since it uses less digits than its factorization.

4079691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 4079691 is about 2019.8244973264. The cubic root of 4079691 is about 159.7873607578.

The spelling of 4079691 in words is "four million, seventy-nine thousand, six hundred ninety-one".