2308825 has 6 divisors (see below), whose sum is σ = 2862974. Its totient is φ = 1847040.

The previous prime is 2308819. The next prime is 2308841. The reversal of 2308825 is 5288032.

It can be written as a sum of positive squares in 3 ways, for example, as 226576 + 2082249 = 476^2 + 1443^2 .

It is not a de Polignac number, because 2308825 - 2⁵ = 2308793 is a prime.

It is an Ulam number.

It is a Duffinian number.

2308825 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2308793 and 2308802.

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, 46152 + ... + 46201.

2^2308825 is an apocalyptic number.

2308825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2308825 is a deficient number, since it is larger than the sum of its proper divisors (554149).

2308825 is an equidigital number, since it uses as much as digits as its factorization.

2308825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92363 (or 92358 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 2308825 is about 1519.4818195688. The cubic root of 2308825 is about 132.1692235815.

The spelling of 2308825 in words is "two million, three hundred eight thousand, eight hundred twenty-five".