4090577 has 2 divisors, whose sum is σ = 4090578. Its totient is φ = 4090576.

The previous prime is 4090561. The next prime is 4090579. The reversal of 4090577 is 7750904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2660161 + 1430416 = 1631^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 4090577 - 2⁴ = 4090561 is a prime.

Together with 4090579, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₂₈₉₁₄₈ and since 4090577 and 289148 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (4090579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045288 + 2045289.

It is an arithmetic number, because the mean of its divisors is an integer number (2045289).

Almost surely, 2^4090577 is an apocalyptic number.

It is an amenable number.

4090577 is a deficient number, since it is larger than the sum of its proper divisors (1).

4090577 is an equidigital number, since it uses as much as digits as its factorization.

4090577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 4090577 is about 2022.5174906537. The cubic root of 4090577 is about 159.9293568351.

The spelling of 4090577 in words is "four million, ninety thousand, five hundred seventy-seven".