472077257 has 2 divisors, whose sum is σ = 472077258. Its totient is φ = 472077256.

The previous prime is 472077251. The next prime is 472077289. The reversal of 472077257 is 752770274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374383801 + 97693456 = 19349^2 + 9884^2 .

It is a cyclic number.

It is not a de Polignac number, because 472077257 - 2⁴ = 472077241 is a prime.

It is not a weakly prime, because it can be changed into another prime (472077251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236038628 + 236038629.

It is an arithmetic number, because the mean of its divisors is an integer number (236038629).

Almost surely, 2^472077257 is an apocalyptic number.

It is an amenable number.

472077257 is a deficient number, since it is larger than the sum of its proper divisors (1).

472077257 is an equidigital number, since it uses as much as digits as its factorization.

472077257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192080, while the sum is 41.

The square root of 472077257 is about 21727.3389304811. The cubic root of 472077257 is about 778.6417612560.

The spelling of 472077257 in words is "four hundred seventy-two million, seventy-seven thousand, two hundred fifty-seven".