893143156 has 6 divisors (see below), whose sum is σ = 1563000530. Its totient is φ = 446571576.

The previous prime is 893143133. The next prime is 893143157. The reversal of 893143156 is 651341398.

It can be written as a sum of positive squares in only one way, i.e., 802588900 + 90554256 = 28330^2 + 9516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (893143157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111642891 + ... + 111642898.

Almost surely, 2^893143156 is an apocalyptic number.

It is an amenable number.

893143156 is a deficient number, since it is larger than the sum of its proper divisors (669857374).

893143156 is a wasteful number, since it uses less digits than its factorization.

893143156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223285793 (or 223285791 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 893143156 is about 29885.5007654213. The cubic root of 893143156 is about 963.0312015992.

The spelling of 893143156 in words is "eight hundred ninety-three million, one hundred forty-three thousand, one hundred fifty-six".