73322057 has 2 divisors, whose sum is σ = 73322058. Its totient is φ = 73322056.

The previous prime is 73322023. The next prime is 73322059. The reversal of 73322057 is 75022337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49857721 + 23464336 = 7061^2 + 4844^2 .

It is a cyclic number.

It is not a de Polignac number, because 73322057 - 2⁶ = 73321993 is a prime.

It is a super-2 number, since 2×73322057² = 10752248085422498, which contains 22 as substring.

Together with 73322059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73322059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36661028 + 36661029.

It is an arithmetic number, because the mean of its divisors is an integer number (36661029).

Almost surely, 2^73322057 is an apocalyptic number.

It is an amenable number.

73322057 is a deficient number, since it is larger than the sum of its proper divisors (1).

73322057 is an equidigital number, since it uses as much as digits as its factorization.

73322057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 29.

The square root of 73322057 is about 8562.8299644452. The cubic root of 73322057 is about 418.5476232462.

The spelling of 73322057 in words is "seventy-three million, three hundred twenty-two thousand, fifty-seven".