139334500 has 48 divisors (see below), whose sum is σ = 306109440. Its totient is φ = 55404000.

The previous prime is 139334479. The next prime is 139334513. The reversal of 139334500 is 5433931.

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 15 ways as a sum of consecutive naturals, for example, 94771 + ... + 96229.

It is an arithmetic number, because the mean of its divisors is an integer number (6377280).

Almost surely, 2^139334500 is an apocalyptic number.

139334500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139334500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153054720).

139334500 is an abundant number, since it is smaller than the sum of its proper divisors (166774940).

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

139334500 is a wasteful number, since it uses less digits than its factorization.

139334500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1657 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 139334500 is about 11804.0035581154. The cubic root of 139334500 is about 518.4253399901.

The spelling of 139334500 in words is "one hundred thirty-nine million, three hundred thirty-four thousand, five hundred".