3139232730 has 16 divisors (see below), whose sum is σ = 7534158624. Its totient is φ = 837128720.

The previous prime is 3139232669. The next prime is 3139232743. The reversal of 3139232730 is 372329313.

It is a junction number, because it is equal to n+sod(n) for n = 3139232691 and 3139232700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52320516 + ... + 52320575.

It is an arithmetic number, because the mean of its divisors is an integer number (470884914).

Almost surely, 2^3139232730 is an apocalyptic number.

3139232730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3139232730 is an abundant number, since it is smaller than the sum of its proper divisors (4394925894).

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

3139232730 is a wasteful number, since it uses less digits than its factorization.

3139232730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104641101.

The product of its (nonzero) digits is 20412, while the sum is 33.

The square root of 3139232730 is about 56028.8562260555. The cubic root of 3139232730 is about 1464.2250682296.

The spelling of 3139232730 in words is "three billion, one hundred thirty-nine million, two hundred thirty-two thousand, seven hundred thirty".