862241161 has 16 divisors (see below), whose sum is σ = 909354496. Its totient is φ = 816480000.

The previous prime is 862241143. The next prime is 862241183. The reversal of 862241161 is 161142268.

It is a cyclic number.

It is not a de Polignac number, because 862241161 - 2²¹ = 860144009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a deceptive number, since it divides R_862241160.

It is not an unprimeable number, because it can be changed into a prime (862251161) 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 15 ways as a sum of consecutive naturals, for example, 397921 + ... + 400081.

It is an arithmetic number, because the mean of its divisors is an integer number (56834656).

Almost surely, 2^862241161 is an apocalyptic number.

It is an amenable number.

862241161 is a deficient number, since it is larger than the sum of its proper divisors (47113335).

862241161 is a wasteful number, since it uses less digits than its factorization.

862241161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464.

The product of its digits is 4608, while the sum is 31.

The square root of 862241161 is about 29363.9432127226. The cubic root of 862241161 is about 951.7938998002.

The spelling of 862241161 in words is "eight hundred sixty-two million, two hundred forty-one thousand, one hundred sixty-one".