3748986 has 12 divisors (see below), whose sum is σ = 8122842. Its totient is φ = 1249656.

The previous prime is 3748981. The next prime is 3748991. The reversal of 3748986 is 6898473.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3748981) and next prime (3748991).

It can be written as a sum of positive squares in only one way, i.e., 3744225 + 4761 = 1935^2 + 69^2 .

It is not an unprimeable number, because it can be changed into a prime (3748981) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104121 + ... + 104156.

Almost surely, 2^3748986 is an apocalyptic number.

3748986 is an abundant number, since it is smaller than the sum of its proper divisors (4373856).

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

3748986 is a wasteful number, since it uses less digits than its factorization.

3748986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208285 (or 208282 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 3748986 is about 1936.2298417285. The cubic root of 3748986 is about 155.3476207742.

The spelling of 3748986 in words is "three million, seven hundred forty-eight thousand, nine hundred eighty-six".