74140433 has 2 divisors, whose sum is σ = 74140434. Its totient is φ = 74140432.

The previous prime is 74140421. The next prime is 74140439. The reversal of 74140433 is 33404147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72471169 + 1669264 = 8513^2 + 1292^2 .

It is a cyclic number.

It is not a de Polignac number, because 74140433 - 2⁶ = 74140369 is a prime.

It is not a weakly prime, because it can be changed into another prime (74140439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37070216 + 37070217.

It is an arithmetic number, because the mean of its divisors is an integer number (37070217).

Almost surely, 2^74140433 is an apocalyptic number.

It is an amenable number.

74140433 is a deficient number, since it is larger than the sum of its proper divisors (1).

74140433 is an equidigital number, since it uses as much as digits as its factorization.

74140433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 74140433 is about 8610.4839004553. The cubic root of 74140433 is about 420.0990563789.

The spelling of 74140433 in words is "seventy-four million, one hundred forty thousand, four hundred thirty-three".