42061850 has 12 divisors (see below), whose sum is σ = 78235134. Its totient is φ = 16824720.

The previous prime is 42061793. The next prime is 42061883. The reversal of 42061850 is 5816024.

It can be written as a sum of positive squares in 3 ways, for example, as 30481441 + 11580409 = 5521^2 + 3403^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 420569 + ... + 420668.

Almost surely, 2^42061850 is an apocalyptic number.

42061850 is a deficient number, since it is larger than the sum of its proper divisors (36173284).

42061850 is a wasteful number, since it uses less digits than its factorization.

42061850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841249 (or 841244 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 42061850 is about 6485.5107740254. The cubic root of 42061850 is about 347.7732095683.

Adding to 42061850 its reverse (5816024), we get a palindrome (47877874).

The spelling of 42061850 in words is "forty-two million, sixty-one thousand, eight hundred fifty".