3154993 has 4 divisors (see below), whose sum is σ = 3185728. Its totient is φ = 3124260.

The previous prime is 3154967. The next prime is 3154999. The reversal of 3154993 is 3994513.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3154993 - 2¹⁷ = 3023921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3154999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15213 + ... + 15418.

It is an arithmetic number, because the mean of its divisors is an integer number (796432).

Almost surely, 2^3154993 is an apocalyptic number.

It is an amenable number.

3154993 is a deficient number, since it is larger than the sum of its proper divisors (30735).

3154993 is a wasteful number, since it uses less digits than its factorization.

3154993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30734.

The product of its digits is 14580, while the sum is 34.

The square root of 3154993 is about 1776.2299963687. The cubic root of 3154993 is about 146.6671321151.

Subtracting from 3154993 its product of digits (14580), we obtain a palindrome (3140413).

The spelling of 3154993 in words is "three million, one hundred fifty-four thousand, nine hundred ninety-three".