829290087 has 12 divisors (see below), whose sum is σ = 1202878560. Its totient is φ = 550545408.

The previous prime is 829290031. The next prime is 829290089. The reversal of 829290087 is 780092928.

It is not a de Polignac number, because 829290087 - 2⁸ = 829289831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (829290089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190618 + ... + 194919.

It is an arithmetic number, because the mean of its divisors is an integer number (100239880).

Almost surely, 2^829290087 is an apocalyptic number.

829290087 is a deficient number, since it is larger than the sum of its proper divisors (373588473).

829290087 is a wasteful number, since it uses less digits than its factorization.

829290087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385782 (or 385779 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 829290087 is about 28797.3972261383. The cubic root of 829290087 is about 939.5116246102.

The spelling of 829290087 in words is "eight hundred twenty-nine million, two hundred ninety thousand, eighty-seven".