3948391230 has 128 divisors (see below), whose sum is σ = 10967270400. Its totient is φ = 891125760.

The previous prime is 3948391211. The next prime is 3948391243. The reversal of 3948391230 is 321938493.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8041285 + ... + 8041775.

It is an arithmetic number, because the mean of its divisors is an integer number (85681800).

Almost surely, 2^3948391230 is an apocalyptic number.

3948391230 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 3948391230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5483635200).

3948391230 is an abundant number, since it is smaller than the sum of its proper divisors (7018879170).

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

3948391230 is a wasteful number, since it uses less digits than its factorization.

3948391230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 3948391230 is about 62836.2254595229. The cubic root of 3948391230 is about 1580.5444940118.

The spelling of 3948391230 in words is "three billion, nine hundred forty-eight million, three hundred ninety-one thousand, two hundred thirty".