432686249 has 2 divisors, whose sum is σ = 432686250. Its totient is φ = 432686248.

The previous prime is 432686213. The next prime is 432686263. The reversal of 432686249 is 942686234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 281568400 + 151117849 = 16780^2 + 12293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432686249 is a prime.

It is not a weakly prime, because it can be changed into another prime (432680249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216343124 + 216343125.

It is an arithmetic number, because the mean of its divisors is an integer number (216343125).

Almost surely, 2^432686249 is an apocalyptic number.

It is an amenable number.

432686249 is a deficient number, since it is larger than the sum of its proper divisors (1).

432686249 is an equidigital number, since it uses as much as digits as its factorization.

432686249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 44.

The square root of 432686249 is about 20801.1117250978. Note that the first 3 decimals coincide. The cubic root of 432686249 is about 756.3527050003.

The spelling of 432686249 in words is "four hundred thirty-two million, six hundred eighty-six thousand, two hundred forty-nine".