102829839 has 8 divisors (see below), whose sum is σ = 156693120. Its totient is φ = 58759896.

The previous prime is 102829829. The next prime is 102829847. The reversal of 102829839 is 938928201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102829839 - 2²³ = 94441231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102829839.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102829829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2448309 + ... + 2448350.

It is an arithmetic number, because the mean of its divisors is an integer number (19586640).

Almost surely, 2^102829839 is an apocalyptic number.

102829839 is a deficient number, since it is larger than the sum of its proper divisors (53863281).

102829839 is an equidigital number, since it uses as much as digits as its factorization.

102829839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4896669.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 102829839 is about 10140.5048690881. The cubic root of 102829839 is about 468.4965372477.

The spelling of 102829839 in words is "one hundred two million, eight hundred twenty-nine thousand, eight hundred thirty-nine".