74294443 has 2 divisors, whose sum is σ = 74294444. Its totient is φ = 74294442.

The previous prime is 74294371. The next prime is 74294453. The reversal of 74294443 is 34449247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74294443 - 2¹⁷ = 74163371 is a prime.

It is not a weakly prime, because it can be changed into another prime (74294453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37147221 + 37147222.

It is an arithmetic number, because the mean of its divisors is an integer number (37147222).

Almost surely, 2^74294443 is an apocalyptic number.

74294443 is a deficient number, since it is larger than the sum of its proper divisors (1).

74294443 is an equidigital number, since it uses as much as digits as its factorization.

74294443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

The square root of 74294443 is about 8619.4224284461. The cubic root of 74294443 is about 420.3897421544.

The spelling of 74294443 in words is "seventy-four million, two hundred ninety-four thousand, four hundred forty-three".