3903950 has 12 divisors (see below), whose sum is σ = 7261440. Its totient is φ = 1561560.

The previous prime is 3903947. The next prime is 3903973. The reversal of 3903950 is 593093.

It is a super-3 number, since 3×3903950³ (a number of 21 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 38990 + ... + 39089.

It is an arithmetic number, because the mean of its divisors is an integer number (605120).

Almost surely, 2^3903950 is an apocalyptic number.

3903950 is a deficient number, since it is larger than the sum of its proper divisors (3357490).

3903950 is a wasteful number, since it uses less digits than its factorization.

3903950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78091 (or 78086 counting only the distinct ones).

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 3903950 is about 1975.8415928409. The cubic root of 3903950 is about 157.4592151052.

The spelling of 3903950 in words is "three million, nine hundred three thousand, nine hundred fifty".