162863442 has 24 divisors (see below), whose sum is σ = 403281216. Its totient is φ = 46532376.

The previous prime is 162863419. The next prime is 162863447. The reversal of 162863442 is 244368261.

162863442 is a `hidden beast` number, since 16 + 2 + 8 + 634 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 162863397 and 162863406.

It is not an unprimeable number, because it can be changed into a prime (162863447) 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 11 ways as a sum of consecutive naturals, for example, 646158 + ... + 646409.

It is an arithmetic number, because the mean of its divisors is an integer number (16803384).

Almost surely, 2^162863442 is an apocalyptic number.

162863442 is an abundant number, since it is smaller than the sum of its proper divisors (240417774).

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

162863442 is a wasteful number, since it uses less digits than its factorization.

162863442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292582 (or 1292579 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 162863442 is about 12761.7961901920. The cubic root of 162863442 is about 546.1029673375.

The spelling of 162863442 in words is "one hundred sixty-two million, eight hundred sixty-three thousand, four hundred forty-two".