138034828 has 6 divisors (see below), whose sum is σ = 241560956. Its totient is φ = 69017412.

The previous prime is 138034801. The next prime is 138034837. The reversal of 138034828 is 828430831.

It is a super-2 number, since 2×138034828² = 38107227481979168, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17254350 + ... + 17254357.

Almost surely, 2^138034828 is an apocalyptic number.

It is an amenable number.

138034828 is a deficient number, since it is larger than the sum of its proper divisors (103526128).

138034828 is a wasteful number, since it uses less digits than its factorization.

138034828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34508711 (or 34508709 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 138034828 is about 11748.8224090757. The cubic root of 138034828 is about 516.8083947411.

The spelling of 138034828 in words is "one hundred thirty-eight million, thirty-four thousand, eight hundred twenty-eight".