2763428 has 12 divisors (see below), whose sum is σ = 4848732. Its totient is φ = 1378080.

The previous prime is 2763421. The next prime is 2763443. The reversal of 2763428 is 8243672.

It can be written as a sum of positive squares in 2 ways, for example, as 1459264 + 1304164 = 1208^2 + 1142^2 .

It is a super-2 number, since 2×2763428² = 15273068622368, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 7⁴ + 6⁸ + 3³ + 4¹⁰ + 2¹⁵ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 2763394 and 2763403.

It is not an unprimeable number, because it can be changed into a prime (2763421) 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, 1526 + ... + 2802.

It is an arithmetic number, because the mean of its divisors is an integer number (404061).

2^2763428 is an apocalyptic number.

It is an amenable number.

2763428 is a deficient number, since it is larger than the sum of its proper divisors (2085304).

2763428 is a wasteful number, since it uses less digits than its factorization.

2763428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822 (or 1820 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 2763428 is about 1662.3561591909. The cubic root of 2763428 is about 140.3296314336.

The spelling of 2763428 in words is "two million, seven hundred sixty-three thousand, four hundred twenty-eight".