4589491 has 2 divisors, whose sum is σ = 4589492. Its totient is φ = 4589490.

The previous prime is 4589483. The next prime is 4589521. The reversal of 4589491 is 1949854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4589491 - 2³ = 4589483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4589441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2294745 + 2294746.

It is an arithmetic number, because the mean of its divisors is an integer number (2294746).

Almost surely, 2^4589491 is an apocalyptic number.

4589491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4589491 is an equidigital number, since it uses as much as digits as its factorization.

4589491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The square root of 4589491 is about 2142.3097348423. The cubic root of 4589491 is about 166.1836043687.

The spelling of 4589491 in words is "four million, five hundred eighty-nine thousand, four hundred ninety-one".