139893204 has 96 divisors (see below), whose sum is σ = 389394432. Its totient is φ = 38592000.

The previous prime is 139893157. The next prime is 139893227. The reversal of 139893204 is 402398931.

It is a congruent number.

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 in 31 ways as a sum of consecutive naturals, for example, 68559 + ... + 70569.

It is an arithmetic number, because the mean of its divisors is an integer number (4056192).

Almost surely, 2^139893204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139893204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194697216).

139893204 is an abundant number, since it is smaller than the sum of its proper divisors (249501228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139893204 is a wasteful number, since it uses less digits than its factorization.

139893204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 139893204 is about 11827.6457505287. The cubic root of 139893204 is about 519.1173438362.

The spelling of 139893204 in words is "one hundred thirty-nine million, eight hundred ninety-three thousand, two hundred four".