3973854 has 8 divisors (see below), whose sum is σ = 7947720. Its totient is φ = 1324616.

The previous prime is 3973847. The next prime is 3973861. The reversal of 3973854 is 4583793.

It is an interprime number because it is at equal distance from previous prime (3973847) and next prime (3973861).

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

3973854 is an admirable number.

It is a super-2 number, since 2×3973854² = 31583031226632, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 331149 + ... + 331160.

It is an arithmetic number, because the mean of its divisors is an integer number (993465).

Almost surely, 2^3973854 is an apocalyptic number.

3973854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3973854 is a wasteful number, since it uses less digits than its factorization.

3973854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662314.

The product of its digits is 90720, while the sum is 39.

The square root of 3973854 is about 1993.4527834890. The cubic root of 3973854 is about 158.3934806265.

The spelling of 3973854 in words is "three million, nine hundred seventy-three thousand, eight hundred fifty-four".