3915428790 has 192 divisors, whose sum is σ = 11826743040. Its totient is φ = 822286080.

The previous prime is 3915428789. The next prime is 3915428801. The reversal of 3915428790 is 978245193.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6325101 + ... + 6325719.

It is an arithmetic number, because the mean of its divisors is an integer number (61597620).

Almost surely, 2^3915428790 is an apocalyptic number.

3915428790 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3915428790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5913371520).

3915428790 is an abundant number, since it is smaller than the sum of its proper divisors (7911314250).

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

3915428790 is a wasteful number, since it uses less digits than its factorization.

3915428790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 3915428790 is about 62573.3872345105. The cubic root of 3915428790 is about 1576.1338995182.

The spelling of 3915428790 in words is "three billion, nine hundred fifteen million, four hundred twenty-eight thousand, seven hundred ninety".