73806132 has 12 divisors (see below), whose sum is σ = 172214336. Its totient is φ = 24602040.

The previous prime is 73806119. The next prime is 73806143. The reversal of 73806132 is 23160837.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 73806132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3075244 + ... + 3075267.

Almost surely, 2^73806132 is an apocalyptic number.

It is an amenable number.

73806132 is an abundant number, since it is smaller than the sum of its proper divisors (98408204).

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

73806132 is a wasteful number, since it uses less digits than its factorization.

73806132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6150518 (or 6150516 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 73806132 is about 8591.0495284336. The cubic root of 73806132 is about 419.4666927186.

Adding to 73806132 its reverse (23160837), we get a palindrome (96966969).

The spelling of 73806132 in words is "seventy-three million, eight hundred six thousand, one hundred thirty-two".