4074694549 has 2 divisors, whose sum is σ = 4074694550. Its totient is φ = 4074694548.

The previous prime is 4074694541. The next prime is 4074694601. The reversal of 4074694549 is 9454964704.

It is an a-pointer prime, because the next prime (4074694601) can be obtained adding 4074694549 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3904000324 + 170694225 = 62482^2 + 13065^2 .

It is a cyclic number.

It is not a de Polignac number, because 4074694549 - 2³ = 4074694541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4074694496 and 4074694505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4074694541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2037347274 + 2037347275.

It is an arithmetic number, because the mean of its divisors is an integer number (2037347275).

Almost surely, 2^4074694549 is an apocalyptic number.

It is an amenable number.

4074694549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4074694549 is an equidigital number, since it uses as much as digits as its factorization.

4074694549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The square root of 4074694549 is about 63833.3341523063. The cubic root of 4074694549 is about 1597.2210288534.

The spelling of 4074694549 in words is "four billion, seventy-four million, six hundred ninety-four thousand, five hundred forty-nine".