3524440689 has 81 divisors (see below), whose sum is σ = 6534753771. Its totient is φ = 1823754240.

The previous prime is 3524440687. The next prime is 3524440721. The reversal of 3524440689 is 9860444253.

The square root of 3524440689 is 59367.

It is a perfect power (a square), and thus also a powerful number.

3524440689 is a `hidden beast` number, since 3 + 524 + 4 + 40 + 6 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3469799025 + 54641664 = 58905^2 + 7392^2 .

It is not a de Polignac number, because 3524440689 - 2¹ = 3524440687 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3524440687) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 13713649 + ... + 13713905.

Almost surely, 2^3524440689 is an apocalyptic number.

3524440689 is the 59367-th square number.

3524440689 is the 29684-th centered octagonal number.

It is an amenable number.

3524440689 is a deficient number, since it is larger than the sum of its proper divisors (3010313082).

3524440689 is a wasteful number, since it uses less digits than its factorization.

3524440689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The cubic root of 3524440689 is about 1521.8204022026.

The spelling of 3524440689 in words is "three billion, five hundred twenty-four million, four hundred forty thousand, six hundred eighty-nine".