774230147 has 2 divisors, whose sum is σ = 774230148. Its totient is φ = 774230146.

The previous prime is 774230131. The next prime is 774230159. The reversal of 774230147 is 741032477.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 774230147 - 2⁴ = 774230131 is a prime.

It is not a weakly prime, because it can be changed into another prime (774230447) 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, 387115073 + 387115074.

It is an arithmetic number, because the mean of its divisors is an integer number (387115074).

Almost surely, 2^774230147 is an apocalyptic number.

774230147 is a deficient number, since it is larger than the sum of its proper divisors (1).

774230147 is an equidigital number, since it uses as much as digits as its factorization.

774230147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 774230147 is about 27824.9914106007. The cubic root of 774230147 is about 918.2410259257.

The spelling of 774230147 in words is "seven hundred seventy-four million, two hundred thirty thousand, one hundred forty-seven".