3493893 has 16 divisors (see below), whose sum is σ = 5072256. Its totient is φ = 2126400.

The previous prime is 3493883. The next prime is 3493909. The reversal of 3493893 is 3983943.

It is not a de Polignac number, because 3493893 - 2⁶ = 3493829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3493883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3496 + ... + 4382.

It is an arithmetic number, because the mean of its divisors is an integer number (317016).

Almost surely, 2^3493893 is an apocalyptic number.

It is an amenable number.

3493893 is a deficient number, since it is larger than the sum of its proper divisors (1578363).

3493893 is a wasteful number, since it uses less digits than its factorization.

3493893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004.

The product of its digits is 69984, while the sum is 39.

The square root of 3493893 is about 1869.1958163874. The cubic root of 3493893 is about 151.7410902837.

The spelling of 3493893 in words is "three million, four hundred ninety-three thousand, eight hundred ninety-three".