402222431417 has 2 divisors, whose sum is σ = 402222431418. Its totient is φ = 402222431416.

The previous prime is 402222431339. The next prime is 402222431461. The reversal of 402222431417 is 714134222204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253395451456 + 148826979961 = 503384^2 + 385781^2 .

It is a cyclic number.

It is not a de Polignac number, because 402222431417 - 2¹⁴ = 402222415033 is a prime.

It is not a weakly prime, because it can be changed into another prime (402222031417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201111215708 + 201111215709.

It is an arithmetic number, because the mean of its divisors is an integer number (201111215709).

Almost surely, 2^402222431417 is an apocalyptic number.

It is an amenable number.

402222431417 is a deficient number, since it is larger than the sum of its proper divisors (1).

402222431417 is an equidigital number, since it uses as much as digits as its factorization.

402222431417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 402222431417 in words is "four hundred two billion, two hundred twenty-two million, four hundred thirty-one thousand, four hundred seventeen".