4352091 has 4 divisors (see below), whose sum is σ = 5802792. Its totient is φ = 2901392.

The previous prime is 4352081. The next prime is 4352111. The reversal of 4352091 is 1902534.

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

It is a cyclic number.

It is not a de Polignac number, because 4352091 - 2⁹ = 4351579 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4352081) 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, 725346 + ... + 725351.

It is an arithmetic number, because the mean of its divisors is an integer number (1450698).

Almost surely, 2^4352091 is an apocalyptic number.

4352091 is a deficient number, since it is larger than the sum of its proper divisors (1450701).

4352091 is a wasteful number, since it uses less digits than its factorization.

4352091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450700.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 4352091 is about 2086.1665801177. The cubic root of 4352091 is about 163.2673420302.

The spelling of 4352091 in words is "four million, three hundred fifty-two thousand, ninety-one".