3954920 has 16 divisors (see below), whose sum is σ = 8898660. Its totient is φ = 1581952.

The previous prime is 3954889. The next prime is 3954959. The reversal of 3954920 is 294593.

3954920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3912484 + 42436 = 1978^2 + 206^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49397 + ... + 49476.

Almost surely, 2^3954920 is an apocalyptic number.

It is an amenable number.

3954920 is an abundant number, since it is smaller than the sum of its proper divisors (4943740).

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

3954920 is a wasteful number, since it uses less digits than its factorization.

3954920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98884 (or 98880 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3954920 is about 1988.6980665752. The cubic root of 3954920 is about 158.1415171756.

The spelling of 3954920 in words is "three million, nine hundred fifty-four thousand, nine hundred twenty".