3890578 has 8 divisors (see below), whose sum is σ = 5934960. Its totient is φ = 1912260.

The previous prime is 3890563. The next prime is 3890581. The reversal of 3890578 is 8750983.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3890578.

It is an unprimeable number.

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, 16368 + ... + 16603.

It is an arithmetic number, because the mean of its divisors is an integer number (741870).

Almost surely, 2^3890578 is an apocalyptic number.

3890578 is a deficient number, since it is larger than the sum of its proper divisors (2044382).

3890578 is a wasteful number, since it uses less digits than its factorization.

3890578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33032.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 3890578 is about 1972.4548157055. The cubic root of 3890578 is about 157.2792304559.

It can be divided in two parts, 38905 and 78, that added together give a palindrome (38983).

The spelling of 3890578 in words is "three million, eight hundred ninety thousand, five hundred seventy-eight".