3866760534 has 128 divisors (see below), whose sum is σ = 10109352960. Its totient is φ = 956841984.

The previous prime is 3866760523. The next prime is 3866760539. The reversal of 3866760534 is 4350676683.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866760539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5745222 + ... + 5745894.

It is an arithmetic number, because the mean of its divisors is an integer number (78979320).

Almost surely, 2^3866760534 is an apocalyptic number.

3866760534 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3866760534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5054676480).

3866760534 is an abundant number, since it is smaller than the sum of its proper divisors (6242592426).

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

3866760534 is a wasteful number, since it uses less digits than its factorization.

3866760534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 3866760534 is about 62183.2817885965. The cubic root of 3866760534 is about 1569.5762760400.

The spelling of 3866760534 in words is "three billion, eight hundred sixty-six million, seven hundred sixty thousand, five hundred thirty-four".