262406069 has 2 divisors, whose sum is σ = 262406070. Its totient is φ = 262406068.

The previous prime is 262406063. The next prime is 262406113. The reversal of 262406069 is 960604262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260338225 + 2067844 = 16135^2 + 1438^2 .

It is a cyclic number.

It is not a de Polignac number, because 262406069 - 2¹² = 262401973 is a prime.

It is a super-2 number, since 2×262406069² = 137713890096065522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262406063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131203034 + 131203035.

It is an arithmetic number, because the mean of its divisors is an integer number (131203035).

Almost surely, 2^262406069 is an apocalyptic number.

It is an amenable number.

262406069 is a deficient number, since it is larger than the sum of its proper divisors (1).

262406069 is an equidigital number, since it uses as much as digits as its factorization.

262406069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 262406069 is about 16198.9527130614. The cubic root of 262406069 is about 640.2132012672.

The spelling of 262406069 in words is "two hundred sixty-two million, four hundred six thousand, sixty-nine".