3940455594 has 8 divisors (see below), whose sum is σ = 7880911200. Its totient is φ = 1313485196.

The previous prime is 3940455559. The next prime is 3940455667. The reversal of 3940455594 is 4955540493.

It is a sphenic number, since it is the product of 3 distinct primes.

3940455594 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328371294 + ... + 328371305.

It is an arithmetic number, because the mean of its divisors is an integer number (985113900).

Almost surely, 2^3940455594 is an apocalyptic number.

3940455594 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3940455594 is a wasteful number, since it uses less digits than its factorization.

3940455594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656742604.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The square root of 3940455594 is about 62773.0483089678. The cubic root of 3940455594 is about 1579.4849031268.

The spelling of 3940455594 in words is "three billion, nine hundred forty million, four hundred fifty-five thousand, five hundred ninety-four".