894422146 has 4 divisors (see below), whose sum is σ = 1341633222. Its totient is φ = 447211072.

The previous prime is 894422141. The next prime is 894422149. The reversal of 894422146 is 641224498.

894422146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 891321025 + 3101121 = 29855^2 + 1761^2 .

It is a junction number, because it is equal to n+sod(n) for n = 894422099 and 894422108.

It is not an unprimeable number, because it can be changed into a prime (894422141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223605535 + ... + 223605538.

Almost surely, 2^894422146 is an apocalyptic number.

894422146 is a deficient number, since it is larger than the sum of its proper divisors (447211076).

894422146 is a wasteful number, since it uses less digits than its factorization.

894422146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447211075.

The product of its digits is 110592, while the sum is 40.

The square root of 894422146 is about 29906.8912794359. The cubic root of 894422146 is about 963.4906724751.

The spelling of 894422146 in words is "eight hundred ninety-four million, four hundred twenty-two thousand, one hundred forty-six".