262080001 has 4 divisors (see below), whose sum is σ = 265670212. Its totient is φ = 258489792.

The previous prime is 262079999. The next prime is 262080019. The reversal of 262080001 is 100080262.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57017601 + 205062400 = 7551^2 + 14320^2 .

It is a cyclic number.

It is not a de Polignac number, because 262080001 - 2¹ = 262079999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (262083001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794996 + ... + 1795141.

It is an arithmetic number, because the mean of its divisors is an integer number (66417553).

Almost surely, 2^262080001 is an apocalyptic number.

It is an amenable number.

262080001 is a deficient number, since it is larger than the sum of its proper divisors (3590211).

262080001 is an equidigital number, since it uses as much as digits as its factorization.

262080001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3590210.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 262080001 is about 16188.8851067638. The cubic root of 262080001 is about 639.9479132415.

It can be divided in two parts, 2620 and 80001, that added together give a triangular number (82621 = T₄₀₆).

The spelling of 262080001 in words is "two hundred sixty-two million, eighty thousand, one".