73916057 has 2 divisors, whose sum is σ = 73916058. Its totient is φ = 73916056.

The previous prime is 73916053. The next prime is 73916111. The reversal of 73916057 is 75061937.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68079001 + 5837056 = 8251^2 + 2416^2 .

It is a cyclic number.

It is not a de Polignac number, because 73916057 - 2² = 73916053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73916057.

It is not a weakly prime, because it can be changed into another prime (73916053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36958028 + 36958029.

It is an arithmetic number, because the mean of its divisors is an integer number (36958029).

Almost surely, 2^73916057 is an apocalyptic number.

It is an amenable number.

73916057 is a deficient number, since it is larger than the sum of its proper divisors (1).

73916057 is an equidigital number, since it uses as much as digits as its factorization.

73916057 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 73916057 is about 8597.4447948213. Note that the first 3 decimals coincide. The cubic root of 73916057 is about 419.6748371381.

The spelling of 73916057 in words is "seventy-three million, nine hundred sixteen thousand, fifty-seven".