238829828 has 12 divisors (see below), whose sum is σ = 431434752. Its totient is φ = 115562760.

The previous prime is 238829803. The next prime is 238829831. The reversal of 238829828 is 828928832.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962900 + ... + 963147.

It is an arithmetic number, because the mean of its divisors is an integer number (35952896).

Almost surely, 2^238829828 is an apocalyptic number.

It is an amenable number.

238829828 is a deficient number, since it is larger than the sum of its proper divisors (192604924).

238829828 is a wasteful number, since it uses less digits than its factorization.

238829828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926082 (or 1926080 counting only the distinct ones).

The product of its digits is 884736, while the sum is 50.

The square root of 238829828 is about 15454.1200978898. The cubic root of 238829828 is about 620.4348562191.

The spelling of 238829828 in words is "two hundred thirty-eight million, eight hundred twenty-nine thousand, eight hundred twenty-eight".