262694401 has 2 divisors, whose sum is σ = 262694402. Its totient is φ = 262694400.

The previous prime is 262694389. The next prime is 262694449. The reversal of 262694401 is 104496262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135117376 + 127577025 = 11624^2 + 11295^2 .

It is a cyclic number.

It is not a de Polignac number, because 262694401 - 2⁷ = 262694273 is a prime.

It is not a weakly prime, because it can be changed into another prime (262694461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131347200 + 131347201.

It is an arithmetic number, because the mean of its divisors is an integer number (131347201).

Almost surely, 2^262694401 is an apocalyptic number.

It is an amenable number.

262694401 is a deficient number, since it is larger than the sum of its proper divisors (1).

262694401 is an equidigital number, since it uses as much as digits as its factorization.

262694401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 262694401 is about 16207.8499807963. The cubic root of 262694401 is about 640.4476043611.

The spelling of 262694401 in words is "two hundred sixty-two million, six hundred ninety-four thousand, four hundred one".