42180316 has 12 divisors (see below), whose sum is σ = 73901520. Its totient is φ = 21065600.

The previous prime is 42180289. The next prime is 42180317. The reversal of 42180316 is 61308124.

It is a super-3 number, since 3×42180316³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42180317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1960 + ... + 9391.

It is an arithmetic number, because the mean of its divisors is an integer number (6158460).

Almost surely, 2^42180316 is an apocalyptic number.

It is an amenable number.

42180316 is a deficient number, since it is larger than the sum of its proper divisors (31721204).

42180316 is a wasteful number, since it uses less digits than its factorization.

42180316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12284 (or 12282 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 42180316 is about 6494.6374802602. The cubic root of 42180316 is about 348.0994012960.

The spelling of 42180316 in words is "forty-two million, one hundred eighty thousand, three hundred sixteen".