74133457 has 2 divisors, whose sum is σ = 74133458. Its totient is φ = 74133456.

The previous prime is 74133401. The next prime is 74133467. The reversal of 74133457 is 75433147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69906321 + 4227136 = 8361^2 + 2056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74133457 is a prime.

It is not a weakly prime, because it can be changed into another prime (74133467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37066728 + 37066729.

It is an arithmetic number, because the mean of its divisors is an integer number (37066729).

Almost surely, 2^74133457 is an apocalyptic number.

It is an amenable number.

74133457 is a deficient number, since it is larger than the sum of its proper divisors (1).

74133457 is an equidigital number, since it uses as much as digits as its factorization.

74133457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 34.

The square root of 74133457 is about 8610.0788033560. The cubic root of 74133457 is about 420.0858800196.

The spelling of 74133457 in words is "seventy-four million, one hundred thirty-three thousand, four hundred fifty-seven".