3956456442 has 8 divisors (see below), whose sum is σ = 7912912896. Its totient is φ = 1318818812.

The previous prime is 3956456419. The next prime is 3956456459. The reversal of 3956456442 is 2446546593.

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

3956456442 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 3956456391 and 3956456400.

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, 329704698 + ... + 329704709.

It is an arithmetic number, because the mean of its divisors is an integer number (989114112).

Almost surely, 2^3956456442 is an apocalyptic number.

3956456442 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.

3956456442 is a wasteful number, since it uses less digits than its factorization.

3956456442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659409412.

The product of its digits is 3110400, while the sum is 48.

The square root of 3956456442 is about 62900.3691722076. The cubic root of 3956456442 is about 1581.6199325867.

The spelling of 3956456442 in words is "three billion, nine hundred fifty-six million, four hundred fifty-six thousand, four hundred forty-two".