3485987 has 4 divisors (see below), whose sum is σ = 3669480. Its totient is φ = 3302496.

The previous prime is 3485983. The next prime is 3486013. The reversal of 3485987 is 7895843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7895843 = 239 ⋅33037.

It is a cyclic number.

It is not a de Polignac number, because 3485987 - 2² = 3485983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3485983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91718 + ... + 91755.

It is an arithmetic number, because the mean of its divisors is an integer number (917370).

Almost surely, 2^3485987 is an apocalyptic number.

3485987 is a deficient number, since it is larger than the sum of its proper divisors (183493).

3485987 is a wasteful number, since it uses less digits than its factorization.

3485987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183492.

The product of its digits is 241920, while the sum is 44.

The square root of 3485987 is about 1867.0798054716. The cubic root of 3485987 is about 151.6265503260.

The spelling of 3485987 in words is "three million, four hundred eighty-five thousand, nine hundred eighty-seven".