138030598 has 16 divisors (see below), whose sum is σ = 208892736. Its totient is φ = 68402880.

The previous prime is 138030589. The next prime is 138030601. The reversal of 138030598 is 895030831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125740 + ... + 126832.

It is an arithmetic number, because the mean of its divisors is an integer number (13055796).

Almost surely, 2^138030598 is an apocalyptic number.

138030598 is a deficient number, since it is larger than the sum of its proper divisors (70862138).

138030598 is a wasteful number, since it uses less digits than its factorization.

138030598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 138030598 is about 11748.6423896551. The cubic root of 138030598 is about 516.8031155859.

The spelling of 138030598 in words is "one hundred thirty-eight million, thirty thousand, five hundred ninety-eight".