402626167 has 2 divisors, whose sum is σ = 402626168. Its totient is φ = 402626166.

The previous prime is 402626143. The next prime is 402626173. The reversal of 402626167 is 761626204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402626167 - 2¹⁹ = 402101879 is a prime.

It is a super-2 number, since 2×402626167² = 324215660706223778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402626467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201313083 + 201313084.

It is an arithmetic number, because the mean of its divisors is an integer number (201313084).

Almost surely, 2^402626167 is an apocalyptic number.

402626167 is a deficient number, since it is larger than the sum of its proper divisors (1).

402626167 is an equidigital number, since it uses as much as digits as its factorization.

402626167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 402626167 is about 20065.5467655382. The cubic root of 402626167 is about 738.4152639993.

The spelling of 402626167 in words is "four hundred two million, six hundred twenty-six thousand, one hundred sixty-seven".