4609481 has 2 divisors, whose sum is σ = 4609482. Its totient is φ = 4609480.

The previous prime is 4609447. The next prime is 4609489. The reversal of 4609481 is 1849064.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4583881 + 25600 = 2141^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 4609481 - 2¹⁴ = 4593097 is a prime.

It is a super-2 number, since 2×4609481² = 42494630178722, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4609489) 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, 2304740 + 2304741.

It is an arithmetic number, because the mean of its divisors is an integer number (2304741).

Almost surely, 2^4609481 is an apocalyptic number.

It is an amenable number.

4609481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4609481 is an equidigital number, since it uses as much as digits as its factorization.

4609481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4609481 is about 2146.9701907572. The cubic root of 4609481 is about 166.4245315048.

The spelling of 4609481 in words is "four million, six hundred nine thousand, four hundred eighty-one".