869071396 has 6 divisors (see below), whose sum is σ = 1520874950. Its totient is φ = 434535696.

The previous prime is 869071393. The next prime is 869071397. The reversal of 869071396 is 693170968.

It can be written as a sum of positive squares in only one way, i.e., 744525796 + 124545600 = 27286^2 + 11160^2 .

It is not an unprimeable number, because it can be changed into a prime (869071393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108633921 + ... + 108633928.

Almost surely, 2^869071396 is an apocalyptic number.

It is an amenable number.

869071396 is a deficient number, since it is larger than the sum of its proper divisors (651803554).

869071396 is a wasteful number, since it uses less digits than its factorization.

869071396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217267853 (or 217267851 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 869071396 is about 29480.0168928038. The cubic root of 869071396 is about 954.3005014493.

The spelling of 869071396 in words is "eight hundred sixty-nine million, seventy-one thousand, three hundred ninety-six".