73541545 has 32 divisors (see below), whose sum is σ = 111707136. Its totient is φ = 45144000.

The previous prime is 73541527. The next prime is 73541551. The reversal of 73541545 is 54514537.

It is not a de Polignac number, because 73541545 - 2¹¹ = 73539497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73541545.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24370 + ... + 27220.

It is an arithmetic number, because the mean of its divisors is an integer number (3490848).

Almost surely, 2^73541545 is an apocalyptic number.

It is an amenable number.

73541545 is a deficient number, since it is larger than the sum of its proper divisors (38165591).

73541545 is a wasteful number, since it uses less digits than its factorization.

73541545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2941.

The product of its digits is 42000, while the sum is 34.

The square root of 73541545 is about 8575.6367110553. The cubic root of 73541545 is about 418.9648449761.

The spelling of 73541545 in words is "seventy-three million, five hundred forty-one thousand, five hundred forty-five".