73501697 has 2 divisors, whose sum is σ = 73501698. Its totient is φ = 73501696.

The previous prime is 73501661. The next prime is 73501711. The reversal of 73501697 is 79610537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72863296 + 638401 = 8536^2 + 799^2 .

It is a cyclic number.

It is not a de Polignac number, because 73501697 - 2¹² = 73497601 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73501697.

It is not a weakly prime, because it can be changed into another prime (73501607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36750848 + 36750849.

It is an arithmetic number, because the mean of its divisors is an integer number (36750849).

Almost surely, 2^73501697 is an apocalyptic number.

It is an amenable number.

73501697 is a deficient number, since it is larger than the sum of its proper divisors (1).

73501697 is an equidigital number, since it uses as much as digits as its factorization.

73501697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 73501697 is about 8573.3130702197. The cubic root of 73501697 is about 418.8891601941.

The spelling of 73501697 in words is "seventy-three million, five hundred one thousand, six hundred ninety-seven".