402024017 has 2 divisors, whose sum is σ = 402024018. Its totient is φ = 402024016.

The previous prime is 402023971. The next prime is 402024019. The reversal of 402024017 is 710420204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399640081 + 2383936 = 19991^2 + 1544^2 .

It is a cyclic number.

It is not a de Polignac number, because 402024017 - 2⁸ = 402023761 is a prime.

Together with 402024019, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402024017.

It is not a weakly prime, because it can be changed into another prime (402024019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201012008 + 201012009.

It is an arithmetic number, because the mean of its divisors is an integer number (201012009).

Almost surely, 2^402024017 is an apocalyptic number.

It is an amenable number.

402024017 is a deficient number, since it is larger than the sum of its proper divisors (1).

402024017 is an equidigital number, since it uses as much as digits as its factorization.

402024017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 402024017 is about 20050.5365763612. The cubic root of 402024017 is about 738.0469665299.

The spelling of 402024017 in words is "four hundred two million, twenty-four thousand, seventeen".