3764926881 has 27 divisors (see below), whose sum is σ = 5517260697. Its totient is φ = 2473994880.

The previous prime is 3764926873. The next prime is 3764926889. The reversal of 3764926881 is 1886294673.

The square root of 3764926881 is 61359.

It is a perfect power (a square), and thus also a powerful number.

3764926881 is a `hidden beast` number, since 3 + 76 + 492 + 6 + 8 + 81 = 666.

It is an interprime number because it is at equal distance from previous prime (3764926873) and next prime (3764926889).

It can be written as a sum of positive squares in 4 ways, for example, as 3555140625 + 209786256 = 59625^2 + 14484^2 .

It is not a de Polignac number, because 3764926881 - 2³ = 3764926873 is a prime.

It is a super-2 number, since 2×3764926881² = 28349348838552776322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3764926889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 20800611 + ... + 20800791.

Almost surely, 2^3764926881 is an apocalyptic number.

3764926881 is the 61359-th square number.

3764926881 is the 30680-th centered octagonal number.

It is an amenable number.

3764926881 is a deficient number, since it is larger than the sum of its proper divisors (1752333816).

3764926881 is an equidigital number, since it uses as much as digits as its factorization.

3764926881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594 (or 297 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The cubic root of 3764926881 is about 1555.6749145467.

The spelling of 3764926881 in words is "three billion, seven hundred sixty-four million, nine hundred twenty-six thousand, eight hundred eighty-one".