3739986 has 16 divisors (see below), whose sum is σ = 8311200. Its totient is φ = 1246644.

The previous prime is 3739943. The next prime is 3739987. The reversal of 3739986 is 6899373.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3739987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34576 + ... + 34683.

It is an arithmetic number, because the mean of its divisors is an integer number (519450).

Almost surely, 2^3739986 is an apocalyptic number.

3739986 is an abundant number, since it is smaller than the sum of its proper divisors (4571214).

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

3739986 is a wasteful number, since it uses less digits than its factorization.

3739986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69270 (or 69264 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3739986 is about 1933.9043409642. The cubic root of 3739986 is about 155.2232094545.

The spelling of 3739986 in words is "three million, seven hundred thirty-nine thousand, nine hundred eighty-six".