73436705 has 4 divisors (see below), whose sum is σ = 88124052. Its totient is φ = 58749360.

The previous prime is 73436689. The next prime is 73436717. The reversal of 73436705 is 50763437.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36372961 + 37063744 = 6031^2 + 6088^2 .

It is not a de Polignac number, because 73436705 - 2⁴ = 73436689 is a prime.

It is a Duffinian number.

It is a Curzon 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, 7343666 + ... + 7343675.

It is an arithmetic number, because the mean of its divisors is an integer number (22031013).

Almost surely, 2^73436705 is an apocalyptic number.

It is an amenable number.

73436705 is a deficient number, since it is larger than the sum of its proper divisors (14687347).

73436705 is a wasteful number, since it uses less digits than its factorization.

73436705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14687346.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 73436705 is about 8569.5218653085. The cubic root of 73436705 is about 418.7656597693.

It can be divided in two parts, 734 and 36705, that multiplied together give a triangular number (26941470 = T₇₃₄₀).

The spelling of 73436705 in words is "seventy-three million, four hundred thirty-six thousand, seven hundred five".