162421032 has 32 divisors (see below), whose sum is σ = 423708480. Its totient is φ = 51786240.

The previous prime is 162421031. The next prime is 162421069. The reversal of 162421032 is 230124261.

It is not an unprimeable number, because it can be changed into a prime (162421031) 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 7 ways as a sum of consecutive naturals, for example, 146569 + ... + 147672.

It is an arithmetic number, because the mean of its divisors is an integer number (13240890).

Almost surely, 2^162421032 is an apocalyptic number.

162421032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162421032 is an abundant number, since it is smaller than the sum of its proper divisors (261287448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162421032 is a wasteful number, since it uses less digits than its factorization.

162421032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294273 (or 294269 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 162421032 is about 12744.4510278003. The cubic root of 162421032 is about 545.6080322201.

Adding to 162421032 its reverse (230124261), we get a palindrome (392545293).

The spelling of 162421032 in words is "one hundred sixty-two million, four hundred twenty-one thousand, thirty-two".