3994554 has 16 divisors (see below), whose sum is σ = 8043840. Its totient is φ = 1322400.

The previous prime is 3994553. The next prime is 3994559. The reversal of 3994554 is 4554993.

It is not an unprimeable number, because it can be changed into a prime (3994553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1299 + ... + 3110.

It is an arithmetic number, because the mean of its divisors is an integer number (502740).

Almost surely, 2^3994554 is an apocalyptic number.

3994554 is an abundant number, since it is smaller than the sum of its proper divisors (4049286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3994554 is a wasteful number, since it uses less digits than its factorization.

3994554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4565.

The product of its digits is 97200, while the sum is 39.

The square root of 3994554 is about 1998.6380362637. The cubic root of 3994554 is about 158.6680309261.

The spelling of 3994554 in words is "three million, nine hundred ninety-four thousand, five hundred fifty-four".