3825842 has 4 divisors (see below), whose sum is σ = 5738766. Its totient is φ = 1912920.

The previous prime is 3825827. The next prime is 3825851. The reversal of 3825842 is 2485283.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3279721 + 546121 = 1811^2 + 739^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3825799 and 3825808.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 956459 + ... + 956462.

Almost surely, 2^3825842 is an apocalyptic number.

3825842 is a deficient number, since it is larger than the sum of its proper divisors (1912924).

3825842 is a wasteful number, since it uses less digits than its factorization.

3825842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912923.

The product of its digits is 15360, while the sum is 32.

The square root of 3825842 is about 1955.9759712226. The cubic root of 3825842 is about 156.4020148309.

The spelling of 3825842 in words is "three million, eight hundred twenty-five thousand, eight hundred forty-two".