3856417477 has 8 divisors (see below), whose sum is σ = 4352070240. Its totient is φ = 3384942960.

The previous prime is 3856417427. The next prime is 3856417519. The reversal of 3856417477 is 7747146583.

3856417477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3856417477 - 2¹⁹ = 3855893189 is a prime.

It is a super-2 number, since 2×3856417477² = 29743911513822091058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856417417) 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, 6044223 + ... + 6044860.

It is an arithmetic number, because the mean of its divisors is an integer number (544008780).

Almost surely, 2^3856417477 is an apocalyptic number.

It is an amenable number.

3856417477 is a deficient number, since it is larger than the sum of its proper divisors (495652763).

3856417477 is a wasteful number, since it uses less digits than its factorization.

3856417477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12089123.

The product of its digits is 3951360, while the sum is 52.

The square root of 3856417477 is about 62100.0602012591. The cubic root of 3856417477 is about 1568.1755589052.

The spelling of 3856417477 in words is "three billion, eight hundred fifty-six million, four hundred seventeen thousand, four hundred seventy-seven".