469730057 has 2 divisors, whose sum is σ = 469730058. Its totient is φ = 469730056.

The previous prime is 469730047. The next prime is 469730089. The reversal of 469730057 is 750037964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 394578496 + 75151561 = 19864^2 + 8669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-469730057 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 469729996 and 469730023.

It is not a weakly prime, because it can be changed into another prime (469730047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234865028 + 234865029.

It is an arithmetic number, because the mean of its divisors is an integer number (234865029).

Almost surely, 2^469730057 is an apocalyptic number.

It is an amenable number.

469730057 is a deficient number, since it is larger than the sum of its proper divisors (1).

469730057 is an equidigital number, since it uses as much as digits as its factorization.

469730057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 469730057 is about 21673.2567234368. The cubic root of 469730057 is about 777.3491300609.

The spelling of 469730057 in words is "four hundred sixty-nine million, seven hundred thirty thousand, fifty-seven".