162869428 has 6 divisors (see below), whose sum is σ = 285021506. Its totient is φ = 81434712.

The previous prime is 162869407. The next prime is 162869431. The reversal of 162869428 is 824968261.

It can be written as a sum of positive squares in only one way, i.e., 162868644 + 784 = 12762^2 + 28^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20358675 + ... + 20358682.

Almost surely, 2^162869428 is an apocalyptic number.

It is an amenable number.

162869428 is a deficient number, since it is larger than the sum of its proper divisors (122152078).

162869428 is a wasteful number, since it uses less digits than its factorization.

162869428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40717361 (or 40717359 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 162869428 is about 12762.0307161517. The cubic root of 162869428 is about 546.1096578759.

The spelling of 162869428 in words is "one hundred sixty-two million, eight hundred sixty-nine thousand, four hundred twenty-eight".