3612987 has 12 divisors (see below), whose sum is σ = 5964400. Its totient is φ = 2064528.

The previous prime is 3612979. The next prime is 3612991. The reversal of 3612987 is 7892163.

3612987 is a `hidden beast` number, since 361 + 298 + 7 = 666.

3612987 is nontrivially palindromic in base 2.

3612987 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3612987 - 2³ = 3612979 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

3612987 is strictly pandigital in base 8.

3612987 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3612967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28612 + ... + 28737.

Almost surely, 2^3612987 is an apocalyptic number.

3612987 is a deficient number, since it is larger than the sum of its proper divisors (2351413).

3612987 is a wasteful number, since it uses less digits than its factorization.

3612987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57362 (or 57359 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 3612987 is about 1900.7858900991. The cubic root of 3612987 is about 153.4459627226.

The spelling of 3612987 in words is "three million, six hundred twelve thousand, nine hundred eighty-seven".