73076021 has 8 divisors (see below), whose sum is σ = 75602688. Its totient is φ = 70560000.

The previous prime is 73076011. The next prime is 73076039. The reversal of 73076021 is 12067037.

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

It is a cyclic number.

It is not a de Polignac number, because 73076021 - 2²² = 68881717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73076011) 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 7 ways as a sum of consecutive naturals, for example, 12821 + ... + 17621.

It is an arithmetic number, because the mean of its divisors is an integer number (9450336).

Almost surely, 2^73076021 is an apocalyptic number.

It is an amenable number.

73076021 is a deficient number, since it is larger than the sum of its proper divisors (2526667).

73076021 is a wasteful number, since it uses less digits than its factorization.

73076021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 73076021 is about 8548.4513802209. The cubic root of 73076021 is about 418.0789458117.

The spelling of 73076021 in words is "seventy-three million, seventy-six thousand, twenty-one".