162261883 has 6 divisors (see below), whose sum is σ = 188753676. Its totient is φ = 139081572.

The previous prime is 162261877. The next prime is 162261893. The reversal of 162261883 is 388162261.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-162261883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162261823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1655685 + ... + 1655782.

It is an arithmetic number, because the mean of its divisors is an integer number (31458946).

Almost surely, 2^162261883 is an apocalyptic number.

162261883 is a deficient number, since it is larger than the sum of its proper divisors (26491793).

162261883 is an equidigital number, since it uses as much as digits as its factorization.

162261883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311481 (or 3311474 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 162261883 is about 12738.2056428682. The cubic root of 162261883 is about 545.4297684646.

It can be divided in two parts, 1622618 and 83, that added together give a triangular number (1622701 = T₁₈₀₁).

The spelling of 162261883 in words is "one hundred sixty-two million, two hundred sixty-one thousand, eight hundred eighty-three".