3981354 has 16 divisors (see below), whose sum is σ = 8575392. Its totient is φ = 1225008.

The previous prime is 3981343. The next prime is 3981389. The reversal of 3981354 is 4531893.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25444 + ... + 25599.

It is an arithmetic number, because the mean of its divisors is an integer number (535962).

Almost surely, 2^3981354 is an apocalyptic number.

3981354 is an abundant number, since it is smaller than the sum of its proper divisors (4594038).

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

3981354 is a wasteful number, since it uses less digits than its factorization.

3981354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51061.

The product of its digits is 12960, while the sum is 33.

The square root of 3981354 is about 1995.3330549059. Note that the first 3 decimals coincide. The cubic root of 3981354 is about 158.4930652726.

The spelling of 3981354 in words is "three million, nine hundred eighty-one thousand, three hundred fifty-four".