3934490844 has 24 divisors (see below), whose sum is σ = 9309783168. Its totient is φ = 1293024880.

The previous prime is 3934490843. The next prime is 3934490899. The reversal of 3934490844 is 4480944393.

It is a junction number, because it is equal to n+sod(n) for n = 3934490793 and 3934490802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3934490843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308122 + ... + 2309825.

It is an arithmetic number, because the mean of its divisors is an integer number (387907632).

Almost surely, 2^3934490844 is an apocalyptic number.

It is an amenable number.

3934490844 is an abundant number, since it is smaller than the sum of its proper divisors (5375292324).

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

3934490844 is a wasteful number, since it uses less digits than its factorization.

3934490844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4618025 (or 4618023 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 48.

The square root of 3934490844 is about 62725.5198782760. The cubic root of 3934490844 is about 1578.6875342221.

The spelling of 3934490844 in words is "three billion, nine hundred thirty-four million, four hundred ninety thousand, eight hundred forty-four".