2939369 has 4 divisors (see below), whose sum is σ = 2943444. Its totient is φ = 2935296.

The previous prime is 2939347. The next prime is 2939371. The reversal of 2939369 is 9639392.

It is a happy number.

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 1755625 + 1183744 = 1325^2 + 1088^2 .

It is a cyclic number.

It is not a de Polignac number, because 2939369 - 2²⁰ = 1890793 is a prime.

It is a super-2 number, since 2×2939369² = 17279780236322, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁵ + 9 + 3⁷ + 9⁶ + 3¹³ + 6⁷ + 9⁶ .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2939399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632 + ... + 2505.

It is an arithmetic number, because the mean of its divisors is an integer number (735861).

2^2939369 is an apocalyptic number.

It is an amenable number.

2939369 is a deficient number, since it is larger than the sum of its proper divisors (4075).

2939369 is an equidigital number, since it uses as much as digits as its factorization.

2939369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074.

The product of its digits is 78732, while the sum is 41.

The square root of 2939369 is about 1714.4588067376. The cubic root of 2939369 is about 143.2467255165.

The spelling of 2939369 in words is "two million, nine hundred thirty-nine thousand, three hundred sixty-nine".