4355091 has 12 divisors (see below), whose sum is σ = 6774768. Its totient is φ = 2679984.

The previous prime is 4355059. The next prime is 4355129. The reversal of 4355091 is 1905534.

It is not a de Polignac number, because 4355091 - 2⁵ = 4355059 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4355291) 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, 18495 + ... + 18728.

It is an arithmetic number, because the mean of its divisors is an integer number (564564).

Almost surely, 2^4355091 is an apocalyptic number.

4355091 is a deficient number, since it is larger than the sum of its proper divisors (2419677).

4355091 is a wasteful number, since it uses less digits than its factorization.

4355091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37242 (or 37239 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 4355091 is about 2086.8854784104. The cubic root of 4355091 is about 163.3048481030.

The spelling of 4355091 in words is "four million, three hundred fifty-five thousand, ninety-one".