3956738026 has 8 divisors (see below), whose sum is σ = 5935404420. Its totient is φ = 1978269888.

The previous prime is 3956738003. The next prime is 3956738033. The reversal of 3956738026 is 6208376593.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2474565025 + 1482173001 = 49745^2 + 38499^2 .

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

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, 19680 + ... + 91108.

Almost surely, 2^3956738026 is an apocalyptic number.

3956738026 is a deficient number, since it is larger than the sum of its proper divisors (1978666394).

3956738026 is a wasteful number, since it uses less digits than its factorization.

3956738026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99128.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The square root of 3956738026 is about 62902.6074658277. The cubic root of 3956738026 is about 1581.6574533925.

The spelling of 3956738026 in words is "three billion, nine hundred fifty-six million, seven hundred thirty-eight thousand, twenty-six".