402322259 has 2 divisors, whose sum is σ = 402322260. Its totient is φ = 402322258.

The previous prime is 402322237. The next prime is 402322301. The reversal of 402322259 is 952223204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402322259 is a prime.

It is not a weakly prime, because it can be changed into another prime (402322229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201161129 + 201161130.

It is an arithmetic number, because the mean of its divisors is an integer number (201161130).

Almost surely, 2^402322259 is an apocalyptic number.

402322259 is a deficient number, since it is larger than the sum of its proper divisors (1).

402322259 is an equidigital number, since it uses as much as digits as its factorization.

402322259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 402322259 is about 20057.9724548619. The cubic root of 402322259 is about 738.2294284271.

The spelling of 402322259 in words is "four hundred two million, three hundred twenty-two thousand, two hundred fifty-nine".