4214091 has 8 divisors (see below), whose sum is σ = 6421504. Its totient is φ = 2408040.

The previous prime is 4214087. The next prime is 4214117. The reversal of 4214091 is 1904124.

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

It is not a de Polignac number, because 4214091 - 2² = 4214087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 200671 = 4214091 / (4 + 2 + 1 + 4 + 0 + 9 + 1).

It is a Duffinian number.

4214091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4214051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100315 + ... + 100356.

It is an arithmetic number, because the mean of its divisors is an integer number (802688).

Almost surely, 2^4214091 is an apocalyptic number.

4214091 is a deficient number, since it is larger than the sum of its proper divisors (2207413).

4214091 is a wasteful number, since it uses less digits than its factorization.

4214091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200681.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 4214091 is about 2052.8251265025. The cubic root of 4214091 is about 161.5230982947.

The spelling of 4214091 in words is "four million, two hundred fourteen thousand, ninety-one".