3722839528 has 16 divisors (see below), whose sum is σ = 7002630180. Its totient is φ = 1855471488.

The previous prime is 3722839517. The next prime is 3722839531. The reversal of 3722839528 is 8259382273.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2670615684 + 1052223844 = 51678^2 + 32438^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740875 + ... + 745882.

Almost surely, 2^3722839528 is an apocalyptic number.

It is an amenable number.

3722839528 is a deficient number, since it is larger than the sum of its proper divisors (3279790652).

3722839528 is a wasteful number, since it uses less digits than its factorization.

3722839528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487076 (or 1487072 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 3722839528 is about 61015.0762353043. The cubic root of 3722839528 is about 1549.8563207783.

The spelling of 3722839528 in words is "three billion, seven hundred twenty-two million, eight hundred thirty-nine thousand, five hundred twenty-eight".