3672886728 has 48 divisors (see below), whose sum is σ = 10681357680. Its totient is φ = 1049395872.

The previous prime is 3672886717. The next prime is 3672886739. The reversal of 3672886728 is 8276882763.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3672886717) and next prime (3672886739).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1560426 + ... + 1562777.

It is an arithmetic number, because the mean of its divisors is an integer number (222528285).

Almost surely, 2^3672886728 is an apocalyptic number.

It is an amenable number.

3672886728 is an abundant number, since it is smaller than the sum of its proper divisors (7008470952).

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

3672886728 is a wasteful number, since it uses less digits than its factorization.

3672886728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123226 (or 3123215 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 57.

The square root of 3672886728 is about 60604.3457847703. The cubic root of 3672886728 is about 1542.8931288981.

The spelling of 3672886728 in words is "three billion, six hundred seventy-two million, eight hundred eighty-six thousand, seven hundred twenty-eight".