75332273 has 2 divisors, whose sum is σ = 75332274. Its totient is φ = 75332272.

The previous prime is 75332269. The next prime is 75332281. The reversal of 75332273 is 37223357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74356129 + 976144 = 8623^2 + 988^2 .

It is a cyclic number.

It is not a de Polignac number, because 75332273 - 2² = 75332269 is a prime.

It is not a weakly prime, because it can be changed into another prime (75332233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37666136 + 37666137.

It is an arithmetic number, because the mean of its divisors is an integer number (37666137).

Almost surely, 2^75332273 is an apocalyptic number.

It is an amenable number.

75332273 is a deficient number, since it is larger than the sum of its proper divisors (1).

75332273 is an equidigital number, since it uses as much as digits as its factorization.

75332273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 32.

The square root of 75332273 is about 8679.4166278616. The cubic root of 75332273 is about 422.3381927693.

The spelling of 75332273 in words is "seventy-five million, three hundred thirty-two thousand, two hundred seventy-three".