829474650 has 36 divisors (see below), whose sum is σ = 2228523102. Its totient is φ = 221193120.

The previous prime is 829474643. The next prime is 829474663. The reversal of 829474650 is 56474928.

It is a happy number.

829474650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 692373969 + 137100681 = 26313^2 + 11709^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 829474596 and 829474605.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 921189 + ... + 922088.

Almost surely, 2^829474650 is an apocalyptic number.

829474650 is an abundant number, since it is smaller than the sum of its proper divisors (1399048452).

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

829474650 is a wasteful number, since it uses less digits than its factorization.

829474650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843295 (or 1843287 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 829474650 is about 28800.6015562175. The cubic root of 829474650 is about 939.5813172404.

It can be divided in two parts, 8294 and 74650, that added together give a square (82944 = 288²).

The spelling of 829474650 in words is "eight hundred twenty-nine million, four hundred seventy-four thousand, six hundred fifty".