74432073 has 8 divisors (see below), whose sum is σ = 99396000. Its totient is φ = 49544768.

The previous prime is 74432053. The next prime is 74432093. The reversal of 74432073 is 37023447.

It is an interprime number because it is at equal distance from previous prime (74432053) and next prime (74432093).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74432073 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 74432073.

It is not an unprimeable number, because it can be changed into a prime (74432003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16848 + ... + 20801.

It is an arithmetic number, because the mean of its divisors is an integer number (12424500).

Almost surely, 2^74432073 is an apocalyptic number.

It is an amenable number.

74432073 is a deficient number, since it is larger than the sum of its proper divisors (24963927).

74432073 is a wasteful number, since it uses less digits than its factorization.

74432073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38311.

The product of its (nonzero) digits is 14112, while the sum is 30.

The square root of 74432073 is about 8627.4024480141. The cubic root of 74432073 is about 420.6491718294.

The spelling of 74432073 in words is "seventy-four million, four hundred thirty-two thousand, seventy-three".