3520554525 has 72 divisors (see below), whose sum is σ = 6601720320. Its totient is φ = 1791216000.

The previous prime is 3520554511. The next prime is 3520554533. The reversal of 3520554525 is 5254550253.

3520554525 is a `hidden beast` number, since 3 + 52 + 0 + 554 + 52 + 5 = 666.

It is not a de Polignac number, because 3520554525 - 2⁴ = 3520554509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3520554525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 491671 + ... + 498779.

It is an arithmetic number, because the mean of its divisors is an integer number (91690560).

Almost surely, 2^3520554525 is an apocalyptic number.

It is an amenable number.

3520554525 is a deficient number, since it is larger than the sum of its proper divisors (3081165795).

3520554525 is a wasteful number, since it uses less digits than its factorization.

3520554525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7227 (or 7219 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The square root of 3520554525 is about 59334.2609712129. The cubic root of 3520554525 is about 1521.2608601184.

The spelling of 3520554525 in words is "three billion, five hundred twenty million, five hundred fifty-four thousand, five hundred twenty-five".