139730484 has 24 divisors (see below), whose sum is σ = 343198240. Its totient is φ = 44125344.

The previous prime is 139730453. The next prime is 139730491. The reversal of 139730484 is 484037931.

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 7 ways as a sum of consecutive naturals, for example, 306199 + ... + 306654.

Almost surely, 2^139730484 is an apocalyptic number.

It is an amenable number.

139730484 is an abundant number, since it is smaller than the sum of its proper divisors (203467756).

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

139730484 is a wasteful number, since it uses less digits than its factorization.

139730484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612879 (or 612877 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 139730484 is about 11820.7649498668. The cubic root of 139730484 is about 518.9159913179.

The spelling of 139730484 in words is "one hundred thirty-nine million, seven hundred thirty thousand, four hundred eighty-four".