162267428 has 12 divisors (see below), whose sum is σ = 286573980. Its totient is φ = 80389152.

The previous prime is 162267421. The next prime is 162267437. The reversal of 162267428 is 824762261.

It can be written as a sum of positive squares in 2 ways, for example, as 45454564 + 116812864 = 6742^2 + 10808^2 .

It is a junction number, because it is equal to n+sod(n) for n = 162267391 and 162267400.

It is not an unprimeable number, because it can be changed into a prime (162267421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185651 + ... + 186522.

It is an arithmetic number, because the mean of its divisors is an integer number (23881165).

Almost surely, 2^162267428 is an apocalyptic number.

It is an amenable number.

162267428 is a deficient number, since it is larger than the sum of its proper divisors (124306552).

162267428 is a wasteful number, since it uses less digits than its factorization.

162267428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372286 (or 372284 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 162267428 is about 12738.4232933279. The cubic root of 162267428 is about 545.4359814120.

The spelling of 162267428 in words is "one hundred sixty-two million, two hundred sixty-seven thousand, four hundred twenty-eight".