2528315252 has 6 divisors (see below), whose sum is σ = 4424551698. Its totient is φ = 1264157624.

The previous prime is 2528315243. The next prime is 2528315261. The reversal of 2528315252 is 2525138252.

2528315252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2528315243) and next prime (2528315261).

It can be written as a sum of positive squares in only one way, i.e., 2520441616 + 7873636 = 50204^2 + 2806^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316039403 + ... + 316039410.

It is an arithmetic number, because the mean of its divisors is an integer number (737425283).

Almost surely, 2^2528315252 is an apocalyptic number.

It is an amenable number.

2528315252 is a deficient number, since it is larger than the sum of its proper divisors (1896236446).

2528315252 is a wasteful number, since it uses less digits than its factorization.

2528315252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632078817 (or 632078815 counting only the distinct ones).

The product of its digits is 48000, while the sum is 35.

The square root of 2528315252 is about 50282.3552749869. The cubic root of 2528315252 is about 1362.3135455316.

The spelling of 2528315252 in words is "two billion, five hundred twenty-eight million, three hundred fifteen thousand, two hundred fifty-two".