139493322 has 36 divisors (see below), whose sum is σ = 306333846. Its totient is φ = 45871200.

The previous prime is 139493317. The next prime is 139493327. The reversal of 139493322 is 223394931.

139493322 is a `hidden beast` number, since 139 + 493 + 32 + 2 = 666.

139493322 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (139493317) and next prime (139493327).

It can be written as a sum of positive squares in 3 ways, for example, as 112338801 + 27154521 = 10599^2 + 5211^2 .

It is not an unprimeable number, because it can be changed into a prime (139493327) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 503448 + ... + 503724.

Almost surely, 2^139493322 is an apocalyptic number.

139493322 is an abundant number, since it is smaller than the sum of its proper divisors (166840524).

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

139493322 is a wasteful number, since it uses less digits than its factorization.

139493322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663 (or 383 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 139493322 is about 11810.7291053516. The cubic root of 139493322 is about 518.6222428504.

It can be divided in two parts, 13949 and 3322, that added together give a palindrome (17271).

The spelling of 139493322 in words is "one hundred thirty-nine million, four hundred ninety-three thousand, three hundred twenty-two".