73816806 has 32 divisors (see below), whose sum is σ = 170472960. Its totient is φ = 20871936.

The previous prime is 73816801. The next prime is 73816807. The reversal of 73816806 is 60861837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73816801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4986 + ... + 13133.

It is an arithmetic number, because the mean of its divisors is an integer number (5327280).

Almost surely, 2^73816806 is an apocalyptic number.

73816806 is an abundant number, since it is smaller than the sum of its proper divisors (96656154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73816806 is a wasteful number, since it uses less digits than its factorization.

73816806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18228.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 73816806 is about 8591.6707339143. The cubic root of 73816806 is about 419.4869131327.

The spelling of 73816806 in words is "seventy-three million, eight hundred sixteen thousand, eight hundred six".