402375223 has 2 divisors, whose sum is σ = 402375224. Its totient is φ = 402375222.

The previous prime is 402375199. The next prime is 402375229. The reversal of 402375223 is 322573204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402375223 - 2⁵ = 402375191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402375191 and 402375200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402375229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201187611 + 201187612.

It is an arithmetic number, because the mean of its divisors is an integer number (201187612).

Almost surely, 2^402375223 is an apocalyptic number.

402375223 is a deficient number, since it is larger than the sum of its proper divisors (1).

402375223 is an equidigital number, since it uses as much as digits as its factorization.

402375223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 402375223 is about 20059.2926844393. The cubic root of 402375223 is about 738.2618219184.

The spelling of 402375223 in words is "four hundred two million, three hundred seventy-five thousand, two hundred twenty-three".