42185036 has 12 divisors (see below), whose sum is σ = 77033712. Its totient is φ = 20175408.

The previous prime is 42184993. The next prime is 42185063. The reversal of 42185036 is 63058124.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 229175 + ... + 229358.

It is an arithmetic number, because the mean of its divisors is an integer number (6419476).

Almost surely, 2^42185036 is an apocalyptic number.

42185036 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

42185036 is a deficient number, since it is larger than the sum of its proper divisors (34848676).

42185036 is a wasteful number, since it uses less digits than its factorization.

42185036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458560 (or 458558 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 42185036 is about 6495.0008468052. Note that the first 3 decimals coincide. The cubic root of 42185036 is about 348.1123849817.

The spelling of 42185036 in words is "forty-two million, one hundred eighty-five thousand, thirty-six".