73845601 has 4 divisors (see below), whose sum is σ = 75416832. Its totient is φ = 72274372.

The previous prime is 73845593. The next prime is 73845619. The reversal of 73845601 is 10654837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73845601 - 2³ = 73845593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73845641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785545 + ... + 785638.

It is an arithmetic number, because the mean of its divisors is an integer number (18854208).

Almost surely, 2^73845601 is an apocalyptic number.

It is an amenable number.

73845601 is a deficient number, since it is larger than the sum of its proper divisors (1571231).

73845601 is a wasteful number, since it uses less digits than its factorization.

73845601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571230.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 73845601 is about 8593.3463214280. The cubic root of 73845601 is about 419.5414515503.

The spelling of 73845601 in words is "seventy-three million, eight hundred forty-five thousand, six hundred one".