407238323 has 2 divisors, whose sum is σ = 407238324. Its totient is φ = 407238322.

The previous prime is 407238283. The next prime is 407238361. The reversal of 407238323 is 323832704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 407238323 - 2¹⁴ = 407221939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 407238323.

It is not a weakly prime, because it can be changed into another prime (407238523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203619161 + 203619162.

It is an arithmetic number, because the mean of its divisors is an integer number (203619162).

Almost surely, 2^407238323 is an apocalyptic number.

407238323 is a deficient number, since it is larger than the sum of its proper divisors (1).

407238323 is an equidigital number, since it uses as much as digits as its factorization.

407238323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 407238323 is about 20180.1467536785. The cubic root of 407238323 is about 741.2241262047.

The spelling of 407238323 in words is "four hundred seven million, two hundred thirty-eight thousand, three hundred twenty-three".