3730572816 has 20 divisors (see below), whose sum is σ = 9637313232. Its totient is φ = 1243524256.

The previous prime is 3730572799. The next prime is 3730572899. The reversal of 3730572816 is 6182750373.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 38860086 + ... + 38860181.

Almost surely, 2^3730572816 is an apocalyptic number.

It is an amenable number.

3730572816 is an abundant number, since it is smaller than the sum of its proper divisors (5906740416).

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

3730572816 is a wasteful number, since it uses less digits than its factorization.

3730572816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77720278 (or 77720272 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 3730572816 is about 61078.4153036079. The cubic root of 3730572816 is about 1550.9287276325.

The spelling of 3730572816 in words is "three billion, seven hundred thirty million, five hundred seventy-two thousand, eight hundred sixteen".