829893612 has 12 divisors (see below), whose sum is σ = 1936418456. Its totient is φ = 276631200.

The previous prime is 829893611. The next prime is 829893619. The reversal of 829893612 is 216398928.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (829893611) 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, 34578889 + ... + 34578912.

Almost surely, 2^829893612 is an apocalyptic number.

It is an amenable number.

829893612 is an abundant number, since it is smaller than the sum of its proper divisors (1106524844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

829893612 is a wasteful number, since it uses less digits than its factorization.

829893612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69157808 (or 69157806 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 829893612 is about 28807.8741319105. The cubic root of 829893612 is about 939.7394826567.

The spelling of 829893612 in words is "eight hundred twenty-nine million, eight hundred ninety-three thousand, six hundred twelve".