829838494 has 4 divisors (see below), whose sum is σ = 1244757744. Its totient is φ = 414919246.

The previous prime is 829838489. The next prime is 829838519. The reversal of 829838494 is 494838928.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×829838494² = 1377263852248376072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207459622 + ... + 207459625.

It is an arithmetic number, because the mean of its divisors is an integer number (311189436).

Almost surely, 2^829838494 is an apocalyptic number.

829838494 is a deficient number, since it is larger than the sum of its proper divisors (414919250).

829838494 is a wasteful number, since it uses less digits than its factorization.

829838494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414919249.

The product of its digits is 3981312, while the sum is 55.

The square root of 829838494 is about 28806.9174678583. The cubic root of 829838494 is about 939.7186776977.

The spelling of 829838494 in words is "eight hundred twenty-nine million, eight hundred thirty-eight thousand, four hundred ninety-four".