74524453 has 2 divisors, whose sum is σ = 74524454. Its totient is φ = 74524452.

The previous prime is 74524427. The next prime is 74524477. The reversal of 74524453 is 35442547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73307844 + 1216609 = 8562^2 + 1103^2 .

It is a cyclic number.

It is not a de Polignac number, because 74524453 - 2⁹ = 74523941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74524423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37262226 + 37262227.

It is an arithmetic number, because the mean of its divisors is an integer number (37262227).

Almost surely, 2^74524453 is an apocalyptic number.

It is an amenable number.

74524453 is a deficient number, since it is larger than the sum of its proper divisors (1).

74524453 is an equidigital number, since it uses as much as digits as its factorization.

74524453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 34.

The square root of 74524453 is about 8632.7546588560. The cubic root of 74524453 is about 420.8231268794.

The spelling of 74524453 in words is "seventy-four million, five hundred twenty-four thousand, four hundred fifty-three".