3557406736 has 135 divisors (see below), whose sum is σ = 7926037623. Its totient is φ = 1545972480.

The previous prime is 3557406709. The next prime is 3557406823. The reversal of 3557406736 is 6376047553.

The square root of 3557406736 is 59644.

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

It can be written as a sum of positive squares in 4 ways, for example, as 14776336 + 3542630400 = 3844^2 + 59520^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 96146110 + ... + 96146146.

Almost surely, 2^3557406736 is an apocalyptic number.

3557406736 is the 59644-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3557406736

3557406736 is an abundant number, since it is smaller than the sum of its proper divisors (4368630887).

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

3557406736 is a wasteful number, since it uses less digits than its factorization.

3557406736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 46.

The cubic root of 3557406736 is about 1526.5504948585.

The spelling of 3557406736 in words is "three billion, five hundred fifty-seven million, four hundred six thousand, seven hundred thirty-six".