3973838 has 8 divisors (see below), whose sum is σ = 6502680. Its totient is φ = 1806280.

The previous prime is 3973829. The next prime is 3973847. The reversal of 3973838 is 8383793.

It is an interprime number because it is at equal distance from previous prime (3973829) and next prime (3973847).

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3973795 and 3973804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90293 + ... + 90336.

It is an arithmetic number, because the mean of its divisors is an integer number (812835).

Almost surely, 2^3973838 is an apocalyptic number.

3973838 is a deficient number, since it is larger than the sum of its proper divisors (2528842).

3973838 is a wasteful number, since it uses less digits than its factorization.

3973838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180642.

The product of its digits is 108864, while the sum is 41.

The square root of 3973838 is about 1993.4487703475. The cubic root of 3973838 is about 158.3932680454.

The spelling of 3973838 in words is "three million, nine hundred seventy-three thousand, eight hundred thirty-eight".