3989377 has 16 divisors (see below), whose sum is σ = 4769152. Its totient is φ = 3265920.

The previous prime is 3989371. The next prime is 3989383. The reversal of 3989377 is 7739893.

It is an interprime number because it is at equal distance from previous prime (3989371) and next prime (3989383).

It is not a de Polignac number, because 3989377 - 2¹⁹ = 3465089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989371) 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 15 ways as a sum of consecutive naturals, for example, 18802 + ... + 19012.

It is an arithmetic number, because the mean of its divisors is an integer number (298072).

Almost surely, 2^3989377 is an apocalyptic number.

3989377 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3989377 is a deficient number, since it is larger than the sum of its proper divisors (779775).

3989377 is a wasteful number, since it uses less digits than its factorization.

3989377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328.

The product of its digits is 285768, while the sum is 46.

The square root of 3989377 is about 1997.3424844027. The cubic root of 3989377 is about 158.5994559354.

The spelling of 3989377 in words is "three million, nine hundred eighty-nine thousand, three hundred seventy-seven".