185472242 has 8 divisors (see below), whose sum is σ = 278303232. Its totient is φ = 92704500.

The previous prime is 185472241. The next prime is 185472251. The reversal of 185472242 is 242274581.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (185472241) 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 3 ways as a sum of consecutive naturals, for example, 7634 + ... + 20717.

It is an arithmetic number, because the mean of its divisors is an integer number (34787904).

Almost surely, 2^185472242 is an apocalyptic number.

185472242 is a deficient number, since it is larger than the sum of its proper divisors (92830990).

185472242 is a wasteful number, since it uses less digits than its factorization.

185472242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31624.

The product of its digits is 35840, while the sum is 35.

The square root of 185472242 is about 13618.8194055138. The cubic root of 185472242 is about 570.2863463285.

The spelling of 185472242 in words is "one hundred eighty-five million, four hundred seventy-two thousand, two hundred forty-two".