3525390624 has 96 divisors (see below), whose sum is σ = 10587217536. Its totient is φ = 1006202880.

The previous prime is 3525390607. The next prime is 3525390643. The reversal of 3525390624 is 4260935253.

It is a Cunningham number, because it is equal to 59375²-1.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 829144 + ... + 833384.

It is an arithmetic number, because the mean of its divisors is an integer number (110283516).

Almost surely, 2^3525390624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3525390624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5293608768).

3525390624 is an abundant number, since it is smaller than the sum of its proper divisors (7061826912).

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

3525390624 is a wasteful number, since it uses less digits than its factorization.

3525390624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5498 (or 5490 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 3525390624 is about 59374.9999915789. Note that the first 5 decimals coincide. The cubic root of 3525390624 is about 1521.9571142591.

The spelling of 3525390624 in words is "three billion, five hundred twenty-five million, three hundred ninety thousand, six hundred twenty-four".