73333969 has 2 divisors, whose sum is σ = 73333970. Its totient is φ = 73333968.

The previous prime is 73333961. The next prime is 73333987. The reversal of 73333969 is 96933337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70812225 + 2521744 = 8415^2 + 1588^2 .

It is a cyclic number.

It is not a de Polignac number, because 73333969 - 2³ = 73333961 is a prime.

It is a super-2 number, since 2×73333969² = 10755742018585922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73333961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36666984 + 36666985.

It is an arithmetic number, because the mean of its divisors is an integer number (36666985).

Almost surely, 2^73333969 is an apocalyptic number.

It is an amenable number.

73333969 is a deficient number, since it is larger than the sum of its proper divisors (1).

73333969 is an equidigital number, since it uses as much as digits as its factorization.

73333969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 275562, while the sum is 43.

The square root of 73333969 is about 8563.5255006335. The cubic root of 73333969 is about 418.5702879554.

The spelling of 73333969 in words is "seventy-three million, three hundred thirty-three thousand, nine hundred sixty-nine".