74473541 has 2 divisors, whose sum is σ = 74473542. Its totient is φ = 74473540.

The previous prime is 74473523. The next prime is 74473547. The reversal of 74473541 is 14537447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67996516 + 6477025 = 8246^2 + 2545^2 .

It is a cyclic number.

It is not a de Polignac number, because 74473541 - 2²⁶ = 7364677 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74473547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37236770 + 37236771.

It is an arithmetic number, because the mean of its divisors is an integer number (37236771).

Almost surely, 2^74473541 is an apocalyptic number.

It is an amenable number.

74473541 is a deficient number, since it is larger than the sum of its proper divisors (1).

74473541 is an equidigital number, since it uses as much as digits as its factorization.

74473541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 35.

The square root of 74473541 is about 8629.8053859864. The cubic root of 74473541 is about 420.7272754423.

The spelling of 74473541 in words is "seventy-four million, four hundred seventy-three thousand, five hundred forty-one".