139598222 has 8 divisors (see below), whose sum is σ = 210296736. Its totient is φ = 69499312.

The previous prime is 139598219. The next prime is 139598231. The reversal of 139598222 is 222895931.

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

It is a super-2 number, since 2×139598222² = 38975327171122568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139598222.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 149318 + ... + 150249.

It is an arithmetic number, because the mean of its divisors is an integer number (26287092).

Almost surely, 2^139598222 is an apocalyptic number.

139598222 is a deficient number, since it is larger than the sum of its proper divisors (70698514).

139598222 is a wasteful number, since it uses less digits than its factorization.

139598222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299802.

The product of its digits is 77760, while the sum is 41.

The square root of 139598222 is about 11815.1691481756. The cubic root of 139598222 is about 518.7522128516.

The spelling of 139598222 in words is "one hundred thirty-nine million, five hundred ninety-eight thousand, two hundred twenty-two".