3728790555 has 16 divisors (see below), whose sum is σ = 6818360064. Its totient is φ = 1704589920.

The previous prime is 3728790517. The next prime is 3728790581. The reversal of 3728790555 is 5550978273.

It is a happy number.

It is not a de Polignac number, because 3728790555 - 2⁶ = 3728790491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3728790498 and 3728790507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17756041 + ... + 17756250.

It is an arithmetic number, because the mean of its divisors is an integer number (426147504).

Almost surely, 2^3728790555 is an apocalyptic number.

3728790555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3728790555 is a deficient number, since it is larger than the sum of its proper divisors (3089569509).

3728790555 is a wasteful number, since it uses less digits than its factorization.

3728790555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35512306.

The product of its (nonzero) digits is 2646000, while the sum is 51.

The square root of 3728790555 is about 61063.8236192265. The cubic root of 3728790555 is about 1550.6817056848.

The spelling of 3728790555 in words is "three billion, seven hundred twenty-eight million, seven hundred ninety thousand, five hundred fifty-five".