4003863764 has 6 divisors (see below), whose sum is σ = 7006761594. Its totient is φ = 2001931880.

The previous prime is 4003863751. The next prime is 4003863793. The reversal of 4003863764 is 4673683004.

It can be written as a sum of positive squares in only one way, i.e., 3479820100 + 524043664 = 58990^2 + 22892^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 500482967 + ... + 500482974.

It is an arithmetic number, because the mean of its divisors is an integer number (1167793599).

Almost surely, 2^4003863764 is an apocalyptic number.

It is an amenable number.

4003863764 is a deficient number, since it is larger than the sum of its proper divisors (3002897830).

4003863764 is a wasteful number, since it uses less digits than its factorization.

4003863764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000965945 (or 1000965943 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 41.

The square root of 4003863764 is about 63276.0915670366. The cubic root of 4003863764 is about 1587.9119994083.

The spelling of 4003863764 in words is "four billion, three million, eight hundred sixty-three thousand, seven hundred sixty-four".