4190291 has 4 divisors (see below), whose sum is σ = 4788912. Its totient is φ = 3591672.

The previous prime is 4190269. The next prime is 4190293. The reversal of 4190291 is 1920914.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4190291 - 2¹⁰ = 4189267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4190291.

It is not an unprimeable number, because it can be changed into a prime (4190293) 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, 299300 + ... + 299313.

It is an arithmetic number, because the mean of its divisors is an integer number (1197228).

Almost surely, 2^4190291 is an apocalyptic number.

4190291 is a deficient number, since it is larger than the sum of its proper divisors (598621).

4190291 is an equidigital number, since it uses as much as digits as its factorization.

4190291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598620.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 4190291 is about 2047.0200292132. The cubic root of 4190291 is about 161.2184450403.

The spelling of 4190291 in words is "four million, one hundred ninety thousand, two hundred ninety-one".