402322567 has 2 divisors, whose sum is σ = 402322568. Its totient is φ = 402322566.

The previous prime is 402322519. The next prime is 402322607. The reversal of 402322567 is 765223204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402322567 - 2²³ = 393933959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402322507) 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, 201161283 + 201161284.

It is an arithmetic number, because the mean of its divisors is an integer number (201161284).

Almost surely, 2^402322567 is an apocalyptic number.

402322567 is a deficient number, since it is larger than the sum of its proper divisors (1).

402322567 is an equidigital number, since it uses as much as digits as its factorization.

402322567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 402322567 is about 20057.9801326056. The cubic root of 402322567 is about 738.2296168122.

The spelling of 402322567 in words is "four hundred two million, three hundred twenty-two thousand, five hundred sixty-seven".