3685425 has 12 divisors (see below), whose sum is σ = 6093360. Its totient is φ = 1965520.

The previous prime is 3685417. The next prime is 3685427. The reversal of 3685425 is 5245863.

It is not a de Polignac number, because 3685425 - 2³ = 3685417 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 6⁸ + 8⁴ + 5³ + 4⁴ + 2¹⁴ + 5⁸ .

It is not an unprimeable number, because it can be changed into a prime (3685427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24495 + ... + 24644.

It is an arithmetic number, because the mean of its divisors is an integer number (507780).

Almost surely, 2^3685425 is an apocalyptic number.

It is an amenable number.

3685425 is a deficient number, since it is larger than the sum of its proper divisors (2407935).

3685425 is a wasteful number, since it uses less digits than its factorization.

3685425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49152 (or 49147 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 3685425 is about 1919.7460769591. The cubic root of 3685425 is about 154.4646812366.

The spelling of 3685425 in words is "three million, six hundred eighty-five thousand, four hundred twenty-five".