162270345 has 32 divisors (see below), whose sum is σ = 270097920. Its totient is φ = 83116800.

The previous prime is 162270343. The next prime is 162270377. The reversal of 162270345 is 543072261.

It is not a de Polignac number, because 162270345 - 2¹ = 162270343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162270343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41995 + ... + 45695.

It is an arithmetic number, because the mean of its divisors is an integer number (8440560).

Almost surely, 2^162270345 is an apocalyptic number.

162270345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162270345 is a deficient number, since it is larger than the sum of its proper divisors (107827575).

162270345 is a wasteful number, since it uses less digits than its factorization.

162270345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 162270345 is about 12738.5377889301. The cubic root of 162270345 is about 545.4392497352.

The spelling of 162270345 in words is "one hundred sixty-two million, two hundred seventy thousand, three hundred forty-five".