3023491 has 4 divisors (see below), whose sum is σ = 3080592. Its totient is φ = 2966392.

The previous prime is 3023479. The next prime is 3023497. The reversal of 3023491 is 1943203.

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 3023491 - 2¹⁷ = 2892419 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3023497) 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, 28471 + ... + 28576.

It is an arithmetic number, because the mean of its divisors is an integer number (770148).

Almost surely, 2^3023491 is an apocalyptic number.

3023491 is a deficient number, since it is larger than the sum of its proper divisors (57101).

3023491 is an equidigital number, since it uses as much as digits as its factorization.

3023491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57100.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3023491 is about 1738.8188519797. The cubic root of 3023491 is about 144.6004218872.

Adding to 3023491 its reverse (1943203), we get a palindrome (4966694).

The spelling of 3023491 in words is "three million, twenty-three thousand, four hundred ninety-one".