4526091 has 8 divisors (see below), whose sum is σ = 6705360. Its totient is φ = 3017376.

The previous prime is 4526089. The next prime is 4526107. The reversal of 4526091 is 1906254.

4526091 is a `hidden beast` number, since 4 + 52 + 609 + 1 = 666.

It is not a de Polignac number, because 4526091 - 2¹ = 4526089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 167633 = 4526091 / (4 + 5 + 2 + 6 + 0 + 9 + 1).

It is an Ulam number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (4526591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83790 + ... + 83843.

It is an arithmetic number, because the mean of its divisors is an integer number (838170).

Almost surely, 2^4526091 is an apocalyptic number.

4526091 is a deficient number, since it is larger than the sum of its proper divisors (2179269).

4526091 is a wasteful number, since it uses less digits than its factorization.

4526091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167642 (or 167636 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4526091 is about 2127.4611629828. The cubic root of 4526091 is about 165.4148239919.

The spelling of 4526091 in words is "four million, five hundred twenty-six thousand, ninety-one".