3203216525 has 12 divisors (see below), whose sum is σ = 3977474592. Its totient is φ = 2559033840.

The previous prime is 3203216519. The next prime is 3203216539. The reversal of 3203216525 is 5256123023.

It is not a de Polignac number, because 3203216525 - 2⁶ = 3203216461 is a prime.

It is a super-2 number, since 2×3203216525² = 20521192212066151250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69947 + ... + 106296.

It is an arithmetic number, because the mean of its divisors is an integer number (331456216).

Almost surely, 2^3203216525 is an apocalyptic number.

It is an amenable number.

3203216525 is a deficient number, since it is larger than the sum of its proper divisors (774258067).

3203216525 is a wasteful number, since it uses less digits than its factorization.

3203216525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176980 (or 176975 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 3203216525 is about 56596.9656872168. The cubic root of 3203216525 is about 1474.1061749273.

Adding to 3203216525 its reverse (5256123023), we get a palindrome (8459339548).

The spelling of 3203216525 in words is "three billion, two hundred three million, two hundred sixteen thousand, five hundred twenty-five".