4074557 has 2 divisors, whose sum is σ = 4074558. Its totient is φ = 4074556.

The previous prime is 4074533. The next prime is 4074559. The reversal of 4074557 is 7554704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3345241 + 729316 = 1829^2 + 854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4074557 is a prime.

Together with 4074559, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4074559) 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, 2037278 + 2037279.

It is an arithmetic number, because the mean of its divisors is an integer number (2037279).

Almost surely, 2^4074557 is an apocalyptic number.

It is an amenable number.

4074557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4074557 is an equidigital number, since it uses as much as digits as its factorization.

4074557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 32.

The square root of 4074557 is about 2018.5531947412. The cubic root of 4074557 is about 159.7203056248.

The spelling of 4074557 in words is "four million, seventy-four thousand, five hundred fifty-seven".