74009077 has 2 divisors, whose sum is σ = 74009078. Its totient is φ = 74009076.

The previous prime is 74009053. The next prime is 74009083. The reversal of 74009077 is 77090047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57896881 + 16112196 = 7609^2 + 4014^2 .

It is an emirp because it is prime and its reverse (77090047) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74009077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74009977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37004538 + 37004539.

It is an arithmetic number, because the mean of its divisors is an integer number (37004539).

Almost surely, 2^74009077 is an apocalyptic number.

It is an amenable number.

74009077 is a deficient number, since it is larger than the sum of its proper divisors (1).

74009077 is an equidigital number, since it uses as much as digits as its factorization.

74009077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 74009077 is about 8602.8528407732. The cubic root of 74009077 is about 419.8508105799.

The spelling of 74009077 in words is "seventy-four million, nine thousand, seventy-seven".