73820106 has 32 divisors (see below), whose sum is σ = 168482880. Its totient is φ = 23941008.

The previous prime is 73820101. The next prime is 73820119. The reversal of 73820106 is 60102837.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 73820106.

It is not an unprimeable number, because it can be changed into a prime (73820101) 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, 16476 + ... + 20471.

It is an arithmetic number, because the mean of its divisors is an integer number (5265090).

Almost surely, 2^73820106 is an apocalyptic number.

73820106 is an abundant number, since it is smaller than the sum of its proper divisors (94662774).

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

73820106 is a wasteful number, since it uses less digits than its factorization.

73820106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36995 (or 36989 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 73820106 is about 8591.8627782338. The cubic root of 73820106 is about 419.4931641310.

The spelling of 73820106 in words is "seventy-three million, eight hundred twenty thousand, one hundred six".