3862749678 has 16 divisors (see below), whose sum is σ = 7751869776. Its totient is φ = 1283188160.

The previous prime is 3862749629. The next prime is 3862749679. The reversal of 3862749678 is 8769472683.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3862749679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096863 + ... + 1100378.

It is an arithmetic number, because the mean of its divisors is an integer number (484491861).

Almost surely, 2^3862749678 is an apocalyptic number.

3862749678 is an abundant number, since it is smaller than the sum of its proper divisors (3889120098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3862749678 is a wasteful number, since it uses less digits than its factorization.

3862749678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197539.

The product of its digits is 24385536, while the sum is 60.

The square root of 3862749678 is about 62151.0231452387. The cubic root of 3862749678 is about 1569.0333993632.

The spelling of 3862749678 in words is "three billion, eight hundred sixty-two million, seven hundred forty-nine thousand, six hundred seventy-eight".