402242107 has 2 divisors, whose sum is σ = 402242108. Its totient is φ = 402242106.

The previous prime is 402242077. The next prime is 402242129. The reversal of 402242107 is 701242204.

It is a happy number.

It is an a-pointer prime, because the next prime (402242129) can be obtained adding 402242107 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402242107 - 2⁷ = 402241979 is a prime.

It is not a weakly prime, because it can be changed into another prime (402246107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201121053 + 201121054.

It is an arithmetic number, because the mean of its divisors is an integer number (201121054).

Almost surely, 2^402242107 is an apocalyptic number.

402242107 is a deficient number, since it is larger than the sum of its proper divisors (1).

402242107 is an equidigital number, since it uses as much as digits as its factorization.

402242107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 402242107 is about 20055.9743468125. The cubic root of 402242107 is about 738.1804009840.

The spelling of 402242107 in words is "four hundred two million, two hundred forty-two thousand, one hundred seven".