3898825 has 12 divisors (see below), whose sum is σ = 5525440. Its totient is φ = 2673360.

The previous prime is 3898771. The next prime is 3898841. The reversal of 3898825 is 5288983.

It is not a de Polignac number, because 3898825 - 2¹¹ = 3896777 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10965 + ... + 11314.

Almost surely, 2^3898825 is an apocalyptic number.

3898825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3898825 is a deficient number, since it is larger than the sum of its proper divisors (1626615).

3898825 is a wasteful number, since it uses less digits than its factorization.

3898825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22296 (or 22291 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 3898825 is about 1974.5442512134. The cubic root of 3898825 is about 157.3902821986.

The spelling of 3898825 in words is "three million, eight hundred ninety-eight thousand, eight hundred twenty-five".