3489945630 has 16 divisors (see below), whose sum is σ = 8375869584. Its totient is φ = 930652160.

The previous prime is 3489945629. The next prime is 3489945671. The reversal of 3489945630 is 365499843.

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, 58165731 + ... + 58165790.

It is an arithmetic number, because the mean of its divisors is an integer number (523491849).

Almost surely, 2^3489945630 is an apocalyptic number.

3489945630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3489945630 is an abundant number, since it is smaller than the sum of its proper divisors (4885923954).

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

3489945630 is a wasteful number, since it uses less digits than its factorization.

3489945630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116331531.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The square root of 3489945630 is about 59075.7617809538. The cubic root of 3489945630 is about 1516.8392349363.

The spelling of 3489945630 in words is "three billion, four hundred eighty-nine million, nine hundred forty-five thousand, six hundred thirty".