3485603521 has 9 divisors (see below), whose sum is σ = 3571150179. Its totient is φ = 3402063336.

The previous prime is 3485603461. The next prime is 3485603557. The reversal of 3485603521 is 1253065843.

The square root of 3485603521 is 59039.

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

It can be written as a sum of positive squares in only one way, i.e., 3445103025 + 40500496 = 58695^2 + 6364^2 .

It is not a de Polignac number, because 3485603521 - 2³¹ = 1338119873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3485603621) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2537991 + ... + 2539363.

Almost surely, 2^3485603521 is an apocalyptic number.

3485603521 is the 59039-th square number.

3485603521 is the 29520-th centered octagonal number.

It is an amenable number.

3485603521 is a deficient number, since it is larger than the sum of its proper divisors (85546658).

3485603521 is an frugal number, since it uses more digits than its factorization.

3485603521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832 (or 1416 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The cubic root of 3485603521 is about 1516.2099018577.

The spelling of 3485603521 in words is "three billion, four hundred eighty-five million, six hundred three thousand, five hundred twenty-one".