42162850 has 12 divisors (see below), whose sum is σ = 78422994. Its totient is φ = 16865120.

The previous prime is 42162847. The next prime is 42162851. The reversal of 42162850 is 5826124.

It can be written as a sum of positive squares in 3 ways, for example, as 24413481 + 17749369 = 4941^2 + 4213^2 .

It is not an unprimeable number, because it can be changed into a prime (42162851) 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 5 ways as a sum of consecutive naturals, for example, 421579 + ... + 421678.

Almost surely, 2^42162850 is an apocalyptic number.

42162850 is a deficient number, since it is larger than the sum of its proper divisors (36260144).

42162850 is a wasteful number, since it uses less digits than its factorization.

42162850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843269 (or 843264 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 42162850 is about 6493.2926932335. The cubic root of 42162850 is about 348.0513477322.

Adding to 42162850 its reverse (5826124), we get a palindrome (47988974).

The spelling of 42162850 in words is "forty-two million, one hundred sixty-two thousand, eight hundred fifty".