262056161 has 12 divisors (see below), whose sum is σ = 270711168. Its totient is φ = 253561752.

The previous prime is 262056107. The next prime is 262056169. The reversal of 262056161 is 161650262.

It is not a de Polignac number, because 262056161 - 2¹⁸ = 261794017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (262056169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537860 + ... + 538346.

It is an arithmetic number, because the mean of its divisors is an integer number (22559264).

Almost surely, 2^262056161 is an apocalyptic number.

It is an amenable number.

262056161 is a deficient number, since it is larger than the sum of its proper divisors (8655007).

262056161 is an equidigital number, since it uses as much as digits as its factorization.

262056161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 262056161 is about 16188.1487823654. The cubic root of 262056161 is about 639.9285084531.

The spelling of 262056161 in words is "two hundred sixty-two million, fifty-six thousand, one hundred sixty-one".