2528302825 has 6 divisors (see below), whose sum is σ = 3135095534. Its totient is φ = 2022642240.

The previous prime is 2528302783. The next prime is 2528302873. The reversal of 2528302825 is 5282038252.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 161188416 + 2367114409 = 12696^2 + 48653^2 .

It is not a de Polignac number, because 2528302825 - 2⁹ = 2528302313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50566032 + ... + 50566081.

Almost surely, 2^2528302825 is an apocalyptic number.

2528302825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2528302825 is a deficient number, since it is larger than the sum of its proper divisors (606792709).

2528302825 is a wasteful number, since it uses less digits than its factorization.

2528302825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101132123 (or 101132118 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 2528302825 is about 50282.2317026601. The cubic root of 2528302825 is about 1362.3113135449.

The spelling of 2528302825 in words is "two billion, five hundred twenty-eight million, three hundred two thousand, eight hundred twenty-five".