227173642 has 8 divisors (see below), whose sum is σ = 351752832. Its totient is φ = 109922700.

The previous prime is 227173637. The next prime is 227173649. The reversal of 227173642 is 246371722.

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

It is a junction number, because it is equal to n+sod(n) for n = 227173598 and 227173607.

It is not an unprimeable number, because it can be changed into a prime (227173649) 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, 1831984 + ... + 1832107.

It is an arithmetic number, because the mean of its divisors is an integer number (43969104).

Almost surely, 2^227173642 is an apocalyptic number.

227173642 is a deficient number, since it is larger than the sum of its proper divisors (124579190).

227173642 is a wasteful number, since it uses less digits than its factorization.

227173642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3664124.

The product of its digits is 28224, while the sum is 34.

The square root of 227173642 is about 15072.2805839063. The cubic root of 227173642 is about 610.1725230909.

The spelling of 227173642 in words is "two hundred twenty-seven million, one hundred seventy-three thousand, six hundred forty-two".