162362401 has 4 divisors (see below), whose sum is σ = 166750612. Its totient is φ = 157974192.

The previous prime is 162362381. The next prime is 162362437. The reversal of 162362401 is 104263261.

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 150700176 + 11662225 = 12276^2 + 3415^2 .

It is a cyclic number.

It is not a de Polignac number, because 162362401 - 2⁷ = 162362273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162362471) 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, 2194050 + ... + 2194123.

It is an arithmetic number, because the mean of its divisors is an integer number (41687653).

Almost surely, 2^162362401 is an apocalyptic number.

It is an amenable number.

162362401 is a deficient number, since it is larger than the sum of its proper divisors (4388211).

162362401 is an equidigital number, since it uses as much as digits as its factorization.

162362401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388210.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 162362401 is about 12742.1505641709. The cubic root of 162362401 is about 545.5423728365.

The spelling of 162362401 in words is "one hundred sixty-two million, three hundred sixty-two thousand, four hundred one".