3956746442 has 96 divisors (see below), whose sum is σ = 7138160640. Its totient is φ = 1627797600.

The previous prime is 3956746403. The next prime is 3956746459. The reversal of 3956746442 is 2446476593.

Its product of digits (4354560) is a multiple of the sum of its prime factors (280).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38414963 + ... + 38415065.

It is an arithmetic number, because the mean of its divisors is an integer number (74355840).

Almost surely, 2^3956746442 is an apocalyptic number.

3956746442 is a deficient number, since it is larger than the sum of its proper divisors (3181414198).

3956746442 is a wasteful number, since it uses less digits than its factorization.

3956746442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 249 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 50.

The square root of 3956746442 is about 62902.6743628600. The cubic root of 3956746442 is about 1581.6585747893.

The spelling of 3956746442 in words is "three billion, nine hundred fifty-six million, seven hundred forty-six thousand, four hundred forty-two".