3728562732 has 48 divisors (see below), whose sum is σ = 9702655200. Its totient is φ = 1238224320.

The previous prime is 3728562731. The next prime is 3728562749. The reversal of 3728562732 is 2372658273.

3728562732 is a `hidden beast` number, since 37 + 28 + 562 + 7 + 32 = 666.

It is not an unprimeable number, because it can be changed into a prime (3728562731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35119 + ... + 93222.

It is an arithmetic number, because the mean of its divisors is an integer number (202138650).

Almost surely, 2^3728562732 is an apocalyptic number.

It is an amenable number.

3728562732 is an abundant number, since it is smaller than the sum of its proper divisors (5974092468).

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

3728562732 is a wasteful number, since it uses less digits than its factorization.

3728562732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128623 (or 128615 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 3728562732 is about 61061.9581408916. The cubic root of 3728562732 is about 1550.6501236701.

The spelling of 3728562732 in words is "three billion, seven hundred twenty-eight million, five hundred sixty-two thousand, seven hundred thirty-two".