3927349 has 4 divisors (see below), whose sum is σ = 4023180. Its totient is φ = 3831520.

The previous prime is 3927347. The next prime is 3927361. The reversal of 3927349 is 9437293.

3927349 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 651249 + 3276100 = 807^2 + 1810^2 .

It is a cyclic number.

It is not a de Polignac number, because 3927349 - 2¹ = 3927347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3927347) 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, 47854 + ... + 47935.

It is an arithmetic number, because the mean of its divisors is an integer number (1005795).

Almost surely, 2^3927349 is an apocalyptic number.

It is an amenable number.

3927349 is a deficient number, since it is larger than the sum of its proper divisors (95831).

3927349 is an equidigital number, since it uses as much as digits as its factorization.

3927349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95830.

The product of its digits is 40824, while the sum is 37.

The square root of 3927349 is about 1981.7540210632. The cubic root of 3927349 is about 157.7731750331.

The spelling of 3927349 in words is "three million, nine hundred twenty-seven thousand, three hundred forty-nine".