828141912 has 72 divisors (see below), whose sum is σ = 2428721100. Its totient is φ = 254809152.

The previous prime is 828141869. The next prime is 828141913. The reversal of 828141912 is 219141828.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×828141912² = 1371638052822031488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828141913) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21862 + ... + 46197.

Almost surely, 2^828141912 is an apocalyptic number.

It is an amenable number.

828141912 is an abundant number, since it is smaller than the sum of its proper divisors (1600579188).

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

828141912 is a wasteful number, since it uses less digits than its factorization.

828141912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68097 (or 68077 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 828141912 is about 28777.4549256879. The cubic root of 828141912 is about 939.0778310959.

The spelling of 828141912 in words is "eight hundred twenty-eight million, one hundred forty-one thousand, nine hundred twelve".