73461609 has 24 divisors (see below), whose sum is σ = 119246400. Its totient is φ = 43240032.

The previous prime is 73461601. The next prime is 73461637. The reversal of 73461609 is 90616437.

73461609 is a `hidden beast` number, since 7 + 3 + 46 + 1 + 609 = 666.

It is not a de Polignac number, because 73461609 - 2³ = 73461601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (73461601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10959 + ... + 16340.

It is an arithmetic number, because the mean of its divisors is an integer number (4968600).

Almost surely, 2^73461609 is an apocalyptic number.

It is an amenable number.

73461609 is a deficient number, since it is larger than the sum of its proper divisors (45784791).

73461609 is a wasteful number, since it uses less digits than its factorization.

73461609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27341 (or 27338 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 73461609 is about 8570.9747987029. The cubic root of 73461609 is about 418.8129919643.

The spelling of 73461609 in words is "seventy-three million, four hundred sixty-one thousand, six hundred nine".