3922737817 has 8 divisors (see below), whose sum is σ = 4034531592. Its totient is φ = 3811248000.

The previous prime is 3922737757. The next prime is 3922737827. The reversal of 3922737817 is 7187372293.

It is a happy number.

3922737817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1291971136 + 2630766681 = 35944^2 + 51291^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3922737817 - 2¹⁵ = 3922705049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3922737827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49684 + ... + 101557.

It is an arithmetic number, because the mean of its divisors is an integer number (504316449).

Almost surely, 2^3922737817 is an apocalyptic number.

3922737817 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3922737817 is a deficient number, since it is larger than the sum of its proper divisors (111793775).

3922737817 is a wasteful number, since it uses less digits than its factorization.

3922737817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151979.

The product of its digits is 889056, while the sum is 49.

The square root of 3922737817 is about 62631.7636427396. The cubic root of 3922737817 is about 1577.1140258376.

The spelling of 3922737817 in words is "three billion, nine hundred twenty-two million, seven hundred thirty-seven thousand, eight hundred seventeen".