73077863 has 4 divisors (see below), whose sum is σ = 73341960. Its totient is φ = 72813768.

The previous prime is 73077859. The next prime is 73077899. The reversal of 73077863 is 36877037.

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

It is a cyclic number.

It is not a de Polignac number, because 73077863 - 2² = 73077859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73077863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73077803) 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, 131633 + ... + 132186.

It is an arithmetic number, because the mean of its divisors is an integer number (18335490).

Almost surely, 2^73077863 is an apocalyptic number.

73077863 is a deficient number, since it is larger than the sum of its proper divisors (264097).

73077863 is a wasteful number, since it uses less digits than its factorization.

73077863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264096.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 73077863 is about 8548.5591183544. The cubic root of 73077863 is about 418.0824585689.

The spelling of 73077863 in words is "seventy-three million, seventy-seven thousand, eight hundred sixty-three".