432894257 has 2 divisors, whose sum is σ = 432894258. Its totient is φ = 432894256.

The previous prime is 432894229. The next prime is 432894283. The reversal of 432894257 is 752498234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396846241 + 36048016 = 19921^2 + 6004^2 .

It is a cyclic number.

It is not a de Polignac number, because 432894257 - 2¹⁰ = 432893233 is a prime.

It is not a weakly prime, because it can be changed into another prime (432894557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216447128 + 216447129.

It is an arithmetic number, because the mean of its divisors is an integer number (216447129).

Almost surely, 2^432894257 is an apocalyptic number.

It is an amenable number.

432894257 is a deficient number, since it is larger than the sum of its proper divisors (1).

432894257 is an equidigital number, since it uses as much as digits as its factorization.

432894257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The square root of 432894257 is about 20806.1110494008. Note that the first 3 decimals coincide. The cubic root of 432894257 is about 756.4738876582.

The spelling of 432894257 in words is "four hundred thirty-two million, eight hundred ninety-four thousand, two hundred fifty-seven".