73509468 has 12 divisors (see below), whose sum is σ = 171522120. Its totient is φ = 24503152.

The previous prime is 73509451. The next prime is 73509481. The reversal of 73509468 is 86490537.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3062883 + ... + 3062906.

It is an arithmetic number, because the mean of its divisors is an integer number (14293510).

Almost surely, 2^73509468 is an apocalyptic number.

It is an amenable number.

73509468 is an abundant number, since it is smaller than the sum of its proper divisors (98012652).

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

73509468 is a wasteful number, since it uses less digits than its factorization.

73509468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6125796 (or 6125794 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 73509468 is about 8573.7662669331. The cubic root of 73509468 is about 418.9039220889.

The spelling of 73509468 in words is "seventy-three million, five hundred nine thousand, four hundred sixty-eight".