74254069 has 2 divisors, whose sum is σ = 74254070. Its totient is φ = 74254068.

The previous prime is 74254027. The next prime is 74254093. The reversal of 74254069 is 96045247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68310225 + 5943844 = 8265^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 74254069 - 2⁷ = 74253941 is a prime.

It is a super-2 number, since 2×74254069² = 11027333526113522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74254669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37127034 + 37127035.

It is an arithmetic number, because the mean of its divisors is an integer number (37127035).

Almost surely, 2^74254069 is an apocalyptic number.

It is an amenable number.

74254069 is a deficient number, since it is larger than the sum of its proper divisors (1).

74254069 is an equidigital number, since it uses as much as digits as its factorization.

74254069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 74254069 is about 8617.0800738997. The cubic root of 74254069 is about 420.3135772345.

The spelling of 74254069 in words is "seventy-four million, two hundred fifty-four thousand, sixty-nine".