3946909320 has 48 divisors (see below), whose sum is σ = 12827456460. Its totient is φ = 1052509056.

The previous prime is 3946909279. The next prime is 3946909331. The reversal of 3946909320 is 239096493.

It can be written as a sum of positive squares in 2 ways, for example, as 3839289444 + 107619876 = 61962^2 + 10374^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5481459 + ... + 5482178.

Almost surely, 2^3946909320 is an apocalyptic number.

3946909320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3946909320 is an abundant number, since it is smaller than the sum of its proper divisors (8880547140).

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

3946909320 is a wasteful number, since it uses less digits than its factorization.

3946909320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10963654 (or 10963647 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The square root of 3946909320 is about 62824.4325083800. The cubic root of 3946909320 is about 1580.3467326415.

The spelling of 3946909320 in words is "three billion, nine hundred forty-six million, nine hundred nine thousand, three hundred twenty".