73845074 has 4 divisors (see below), whose sum is σ = 110767614. Its totient is φ = 36922536.

The previous prime is 73845071. The next prime is 73845091. The reversal of 73845074 is 47054837.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47054837 = 67 ⋅702311.

It can be written as a sum of positive squares in only one way, i.e., 37761025 + 36084049 = 6145^2 + 6007^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73845071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18461267 + ... + 18461270.

Almost surely, 2^73845074 is an apocalyptic number.

73845074 is a deficient number, since it is larger than the sum of its proper divisors (36922540).

73845074 is a wasteful number, since it uses less digits than its factorization.

73845074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36922539.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 73845074 is about 8593.3156581147. The cubic root of 73845074 is about 419.5404535271.

The spelling of 73845074 in words is "seventy-three million, eight hundred forty-five thousand, seventy-four".