3712987 has 8 divisors (see below), whose sum is σ = 4038336. Its totient is φ = 3399552.

The previous prime is 3712981. The next prime is 3713027. The reversal of 3712987 is 7892173.

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

It is a cyclic number.

It is not a de Polignac number, because 3712987 - 2³ = 3712979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3712981) 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, 2323 + ... + 3580.

It is an arithmetic number, because the mean of its divisors is an integer number (504792).

Almost surely, 2^3712987 is an apocalyptic number.

3712987 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3712987 is a deficient number, since it is larger than the sum of its proper divisors (325349).

3712987 is a wasteful number, since it uses less digits than its factorization.

3712987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5957.

The product of its digits is 21168, while the sum is 37.

The square root of 3712987 is about 1926.9112589842. The cubic root of 3712987 is about 154.8487876678.

The spelling of 3712987 in words is "three million, seven hundred twelve thousand, nine hundred eighty-seven".