3825820115 has 16 divisors (see below), whose sum is σ = 5159101248. Its totient is φ = 2702384256.

The previous prime is 3825820087. The next prime is 3825820151. The reversal of 3825820115 is 5110285283.

It is not a de Polignac number, because 3825820115 - 2¹² = 3825816019 is a prime.

It is a super-2 number, since 2×3825820115² = 29273799104677226450, which contains 22 as substring.

It is a Duffinian number.

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, 1278044 + ... + 1281033.

It is an arithmetic number, because the mean of its divisors is an integer number (322443828).

Almost surely, 2^3825820115 is an apocalyptic number.

3825820115 is a deficient number, since it is larger than the sum of its proper divisors (1333281133).

3825820115 is a wasteful number, since it uses less digits than its factorization.

3825820115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559118.

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 3825820115 is about 61853.2142657114. The cubic root of 3825820115 is about 1564.0171660771.

The spelling of 3825820115 in words is "three billion, eight hundred twenty-five million, eight hundred twenty thousand, one hundred fifteen".