3163749 has 4 divisors (see below), whose sum is σ = 4218336. Its totient is φ = 2109164.

The previous prime is 3163739. The next prime is 3163753. The reversal of 3163749 is 9473613.

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 3163749 - 2⁴ = 3163733 is a prime.

It is an Ulam number.

It is a D-number.

3163749 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3163739) 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, 527289 + ... + 527294.

It is an arithmetic number, because the mean of its divisors is an integer number (1054584).

Almost surely, 2^3163749 is an apocalyptic number.

It is an amenable number.

3163749 is a deficient number, since it is larger than the sum of its proper divisors (1054587).

3163749 is a wasteful number, since it uses less digits than its factorization.

3163749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054586.

The product of its digits is 13608, while the sum is 33.

The square root of 3163749 is about 1778.6930595243. The cubic root of 3163749 is about 146.8026877476.

The spelling of 3163749 in words is "three million, one hundred sixty-three thousand, seven hundred forty-nine".