3557209441 has 8 divisors (see below), whose sum is σ = 3608465960. Its totient is φ = 3506291712.

The previous prime is 3557209391. The next prime is 3557209451. The reversal of 3557209441 is 1449027553.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 279841 + 3556929600 = 529^2 + 59640^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3557209441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3557209394 and 3557209403.

It is not an unprimeable number, because it can be changed into a prime (3557209451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63510 + ... + 105583.

It is an arithmetic number, because the mean of its divisors is an integer number (451058245).

Almost surely, 2^3557209441 is an apocalyptic number.

It is an amenable number.

3557209441 is a deficient number, since it is larger than the sum of its proper divisors (51256519).

3557209441 is a wasteful number, since it uses less digits than its factorization.

3557209441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169395.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 3557209441 is about 59642.3460386997. The cubic root of 3557209441 is about 1526.5222733317.

The spelling of 3557209441 in words is "three billion, five hundred fifty-seven million, two hundred nine thousand, four hundred forty-one".