73965373 has 2 divisors, whose sum is σ = 73965374. Its totient is φ = 73965372.

The previous prime is 73965259. The next prime is 73965377. The reversal of 73965373 is 37356937.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67272804 + 6692569 = 8202^2 + 2587^2 .

It is a cyclic number.

It is not a de Polignac number, because 73965373 - 2²¹ = 71868221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73965377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36982686 + 36982687.

It is an arithmetic number, because the mean of its divisors is an integer number (36982687).

Almost surely, 2^73965373 is an apocalyptic number.

It is an amenable number.

73965373 is a deficient number, since it is larger than the sum of its proper divisors (1).

73965373 is an equidigital number, since it uses as much as digits as its factorization.

73965373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 357210, while the sum is 43.

The square root of 73965373 is about 8600.3123780477. The cubic root of 73965373 is about 419.7681505711.

It can be divided in two parts, 7396 and 5373, that added together give a square (12769 = 113²).

The spelling of 73965373 in words is "seventy-three million, nine hundred sixty-five thousand, three hundred seventy-three".