871952428 has 6 divisors (see below), whose sum is σ = 1525916756. Its totient is φ = 435976212.

The previous prime is 871952381. The next prime is 871952429. The reversal of 871952428 is 824259178.

It is not an unprimeable number, because it can be changed into a prime (871952429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108994050 + ... + 108994057.

Almost surely, 2^871952428 is an apocalyptic number.

It is an amenable number.

871952428 is a deficient number, since it is larger than the sum of its proper divisors (653964328).

871952428 is a wasteful number, since it uses less digits than its factorization.

871952428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217988111 (or 217988109 counting only the distinct ones).

The product of its digits is 322560, while the sum is 46.

The square root of 871952428 is about 29528.8406138812. The cubic root of 871952428 is about 955.3538624505.

The spelling of 871952428 in words is "eight hundred seventy-one million, nine hundred fifty-two thousand, four hundred twenty-eight".