74533541 has 2 divisors, whose sum is σ = 74533542. Its totient is φ = 74533540.

The previous prime is 74533519. The next prime is 74533549. The reversal of 74533541 is 14533547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48011041 + 26522500 = 6929^2 + 5150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74533541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74533498 and 74533507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74533549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37266770 + 37266771.

It is an arithmetic number, because the mean of its divisors is an integer number (37266771).

Almost surely, 2^74533541 is an apocalyptic number.

It is an amenable number.

74533541 is a deficient number, since it is larger than the sum of its proper divisors (1).

74533541 is an equidigital number, since it uses as much as digits as its factorization.

74533541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 32.

The square root of 74533541 is about 8633.2810101375. The cubic root of 74533541 is about 420.8402321604.

The spelling of 74533541 in words is "seventy-four million, five hundred thirty-three thousand, five hundred forty-one".