73887306 has 16 divisors (see below), whose sum is σ = 148327200. Its totient is φ = 24537008.

The previous prime is 73887301. The next prime is 73887323. The reversal of 73887306 is 60378837.

It is a happy number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (73887301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21276 + ... + 24503.

It is an arithmetic number, because the mean of its divisors is an integer number (9270450).

Almost surely, 2^73887306 is an apocalyptic number.

73887306 is an abundant number, since it is smaller than the sum of its proper divisors (74439894).

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

73887306 is a wasteful number, since it uses less digits than its factorization.

73887306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46053.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 73887306 is about 8595.7725656278. The cubic root of 73887306 is about 419.6204166846.

The spelling of 73887306 in words is "seventy-three million, eight hundred eighty-seven thousand, three hundred six".