3905654 has 8 divisors (see below), whose sum is σ = 5878488. Its totient is φ = 1946160.

The previous prime is 3905651. The next prime is 3905663. The reversal of 3905654 is 4565093.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 3¹³ + 9² + 0 + 5⁷ + 6⁷ + 5⁹ + 4³ .

It is a self number, because there is not a number n which added to its sum of digits gives 3905654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3905651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2567 + ... + 3794.

It is an arithmetic number, because the mean of its divisors is an integer number (734811).

Almost surely, 2^3905654 is an apocalyptic number.

3905654 is a deficient number, since it is larger than the sum of its proper divisors (1972834).

3905654 is a wasteful number, since it uses less digits than its factorization.

3905654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6670.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 3905654 is about 1976.2727544547. The cubic root of 3905654 is about 157.4821210914.

The spelling of 3905654 in words is "three million, nine hundred five thousand, six hundred fifty-four".