3728763506 has 16 divisors (see below), whose sum is σ = 6025193664. Its totient is φ = 1720451664.

The previous prime is 3728763503. The next prime is 3728763539. The reversal of 3728763506 is 6053678273.

It is not an unprimeable number, because it can be changed into a prime (3728763503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75035 + ... + 114401.

It is an arithmetic number, because the mean of its divisors is an integer number (376574604).

Almost surely, 2^3728763506 is an apocalyptic number.

3728763506 is a deficient number, since it is larger than the sum of its proper divisors (2296430158).

3728763506 is a wasteful number, since it uses less digits than its factorization.

3728763506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43025.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The square root of 3728763506 is about 61063.6021374435. The cubic root of 3728763506 is about 1550.6779560784.

The spelling of 3728763506 in words is "three billion, seven hundred twenty-eight million, seven hundred sixty-three thousand, five hundred six".