4199091 has 16 divisors (see below), whose sum is σ = 6123264. Its totient is φ = 2543904.

The previous prime is 4199077. The next prime is 4199131. The reversal of 4199091 is 1909914.

It is not a de Polignac number, because 4199091 - 2⁷ = 4198963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4199021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1810 + ... + 3416.

It is an arithmetic number, because the mean of its divisors is an integer number (382704).

Almost surely, 2^4199091 is an apocalyptic number.

4199091 is a deficient number, since it is larger than the sum of its proper divisors (1924173).

4199091 is a wasteful number, since it uses less digits than its factorization.

4199091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 4199091 is about 2049.1683678995. The cubic root of 4199091 is about 161.3312240274.

The spelling of 4199091 in words is "four million, one hundred ninety-nine thousand, ninety-one".