139533338 has 8 divisors (see below), whose sum is σ = 239200032. Its totient is φ = 59799996.

The previous prime is 139533337. The next prime is 139533367. The reversal of 139533338 is 833335931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (139533337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4983320 + ... + 4983347.

It is an arithmetic number, because the mean of its divisors is an integer number (29900004).

Almost surely, 2^139533338 is an apocalyptic number.

139533338 is a deficient number, since it is larger than the sum of its proper divisors (99666694).

139533338 is an equidigital number, since it uses as much as digits as its factorization.

139533338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9966676.

The product of its digits is 87480, while the sum is 38.

The square root of 139533338 is about 11812.4230367863. The cubic root of 139533338 is about 518.6718299399.

The spelling of 139533338 in words is "one hundred thirty-nine million, five hundred thirty-three thousand, three hundred thirty-eight".