76330073 has 4 divisors (see below), whose sum is σ = 76380900. Its totient is φ = 76279248.

The previous prime is 76330061. The next prime is 76330081. The reversal of 76330073 is 37003367.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41319184 + 35010889 = 6428^2 + 5917^2 .

It is a cyclic number.

It is not a de Polignac number, because 76330073 - 2⁴ = 76330057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76330003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23090 + ... + 26187.

It is an arithmetic number, because the mean of its divisors is an integer number (19095225).

Almost surely, 2^76330073 is an apocalyptic number.

It is an amenable number.

76330073 is a deficient number, since it is larger than the sum of its proper divisors (50827).

76330073 is a wasteful number, since it uses less digits than its factorization.

76330073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50826.

The product of its (nonzero) digits is 7938, while the sum is 29.

The square root of 76330073 is about 8736.7083618489. The cubic root of 76330073 is about 424.1946881664.

The spelling of 76330073 in words is "seventy-six million, three hundred thirty thousand, seventy-three".