3333493 has 4 divisors (see below), whose sum is σ = 3508960. Its totient is φ = 3158028.

The previous prime is 3333481. The next prime is 3333497. The reversal of 3333493 is 3943333.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3943333 = 29 ⋅135977.

It is a de Polignac number, because none of the positive numbers 2^k-3333493 is a prime.

It is a super-2 number, since 2×3333493² = 22224351162098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3333497) 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, 87705 + ... + 87742.

It is an arithmetic number, because the mean of its divisors is an integer number (877240).

Almost surely, 2^3333493 is an apocalyptic number.

It is an amenable number.

3333493 is a deficient number, since it is larger than the sum of its proper divisors (175467).

3333493 is a wasteful number, since it uses less digits than its factorization.

3333493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175466.

The product of its digits is 8748, while the sum is 28.

The square root of 3333493 is about 1825.7855843444. The cubic root of 3333493 is about 149.3825432837.

The spelling of 3333493 in words is "three million, three hundred thirty-three thousand, four hundred ninety-three".