3922916047 has 4 divisors (see below), whose sum is σ = 3924564640. Its totient is φ = 3921267456.

The previous prime is 3922916021. The next prime is 3922916051. The reversal of 3922916047 is 7406192293.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3922916047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3922915994 and 3922916012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3922916057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 820722 + ... + 825487.

It is an arithmetic number, because the mean of its divisors is an integer number (981141160).

Almost surely, 2^3922916047 is an apocalyptic number.

3922916047 is a deficient number, since it is larger than the sum of its proper divisors (1648593).

3922916047 is a wasteful number, since it uses less digits than its factorization.

3922916047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648592.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 3922916047 is about 62633.1864669202. The cubic root of 3922916047 is about 1577.1379109223.

The spelling of 3922916047 in words is "three billion, nine hundred twenty-two million, nine hundred sixteen thousand, forty-seven".