139333330 has 16 divisors (see below), whose sum is σ = 256633344. Its totient is φ = 54437040.

The previous prime is 139333319. The next prime is 139333331. The reversal of 139333330 is 33333931.

It is not an unprimeable number, because it can be changed into a prime (139333331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161586 + ... + 162445.

It is an arithmetic number, because the mean of its divisors is an integer number (16039584).

Almost surely, 2^139333330 is an apocalyptic number.

139333330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139333330 is a deficient number, since it is larger than the sum of its proper divisors (117300014).

139333330 is a wasteful number, since it uses less digits than its factorization.

139333330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324081.

The product of its (nonzero) digits is 6561, while the sum is 28.

The square root of 139333330 is about 11803.9539985549. The cubic root of 139333330 is about 518.4238889034.

The spelling of 139333330 in words is "one hundred thirty-nine million, three hundred thirty-three thousand, three hundred thirty".