262391201 has 2 divisors, whose sum is σ = 262391202. Its totient is φ = 262391200.

The previous prime is 262391189. The next prime is 262391249. The reversal of 262391201 is 102193262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237190801 + 25200400 = 15401^2 + 5020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-262391201 is a prime.

It is not a weakly prime, because it can be changed into another prime (262396201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131195600 + 131195601.

It is an arithmetic number, because the mean of its divisors is an integer number (131195601).

Almost surely, 2^262391201 is an apocalyptic number.

It is an amenable number.

262391201 is a deficient number, since it is larger than the sum of its proper divisors (1).

262391201 is an equidigital number, since it uses as much as digits as its factorization.

262391201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 262391201 is about 16198.4937880039. The cubic root of 262391201 is about 640.2011094868.

The spelling of 262391201 in words is "two hundred sixty-two million, three hundred ninety-one thousand, two hundred one".