3099487 has 4 divisors (see below), whose sum is σ = 3145816. Its totient is φ = 3053160.

The previous prime is 3099463. The next prime is 3099497. The reversal of 3099487 is 7849903.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3099487 - 2⁷ = 3099359 is a prime.

It is a Duffinian number.

3099487 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3099497) 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, 23064 + ... + 23197.

It is an arithmetic number, because the mean of its divisors is an integer number (786454).

Almost surely, 2^3099487 is an apocalyptic number.

3099487 is a deficient number, since it is larger than the sum of its proper divisors (46329).

3099487 is an equidigital number, since it uses as much as digits as its factorization.

3099487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46328.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 3099487 is about 1760.5359979279. The cubic root of 3099487 is about 145.8019300727.

The spelling of 3099487 in words is "three million, ninety-nine thousand, four hundred eighty-seven".