3942495748 has 6 divisors (see below), whose sum is σ = 6899367566. Its totient is φ = 1971247872.

The previous prime is 3942495731. The next prime is 3942495769. The reversal of 3942495748 is 8475942493.

It can be written as a sum of positive squares in only one way, i.e., 3844248004 + 98247744 = 62002^2 + 9912^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492811965 + ... + 492811972.

Almost surely, 2^3942495748 is an apocalyptic number.

It is an amenable number.

3942495748 is a deficient number, since it is larger than the sum of its proper divisors (2956871818).

3942495748 is a wasteful number, since it uses less digits than its factorization.

3942495748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985623941 (or 985623939 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 55.

The square root of 3942495748 is about 62789.2964445374. The cubic root of 3942495748 is about 1579.7574466098.

The spelling of 3942495748 in words is "three billion, nine hundred forty-two million, four hundred ninety-five thousand, seven hundred forty-eight".