3986374 has 8 divisors (see below), whose sum is σ = 6833808. Its totient is φ = 1708440.

The previous prime is 3986357. The next prime is 3986377. The reversal of 3986374 is 4736893.

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

It is a d-powerful number, because it can be written as 3¹¹ + 9² + 8⁷ + 6 + 3¹³ + 7⁶ + 4² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986377) by changing a digit.

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, 142357 + ... + 142384.

It is an arithmetic number, because the mean of its divisors is an integer number (854226).

Almost surely, 2^3986374 is an apocalyptic number.

3986374 is a deficient number, since it is larger than the sum of its proper divisors (2847434).

3986374 is a wasteful number, since it uses less digits than its factorization.

3986374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284750.

The product of its digits is 108864, while the sum is 40.

The square root of 3986374 is about 1996.5905939877. The cubic root of 3986374 is about 158.5596507460.

The spelling of 3986374 in words is "three million, nine hundred eighty-six thousand, three hundred seventy-four".