139033350 has 72 divisors (see below), whose sum is σ = 374886720. Its totient is φ = 36941760.

The previous prime is 139033333. The next prime is 139033351. The reversal of 139033350 is 53330931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139033351) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 228747 + ... + 229353.

It is an arithmetic number, because the mean of its divisors is an integer number (5206760).

Almost surely, 2^139033350 is an apocalyptic number.

139033350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 139033350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187443360).

139033350 is an abundant number, since it is smaller than the sum of its proper divisors (235853370).

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

139033350 is a wasteful number, since it uses less digits than its factorization.

139033350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134 (or 1126 counting only the distinct ones).

The product of its (nonzero) digits is 3645, while the sum is 27.

The square root of 139033350 is about 11791.2403927661. The cubic root of 139033350 is about 518.0515718146.

The spelling of 139033350 in words is "one hundred thirty-nine million, thirty-three thousand, three hundred fifty".