2775338 has 4 divisors (see below), whose sum is σ = 4163010. Its totient is φ = 1387668.

The previous prime is 2775323. The next prime is 2775347. The reversal of 2775338 is 8335772.

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

It can be written as a sum of positive squares in only one way, i.e., 1708249 + 1067089 = 1307^2 + 1033^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2775298 and 2775307.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693833 + ... + 693836.

2^2775338 is an apocalyptic number.

2775338 is a deficient number, since it is larger than the sum of its proper divisors (1387672).

2775338 is a wasteful number, since it uses less digits than its factorization.

2775338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387671.

The product of its digits is 35280, while the sum is 35.

The square root of 2775338 is about 1665.9345725448. The cubic root of 2775338 is about 140.5309430630.

It can be divided in two parts, 2775 and 338, that added together give a palindrome (3113).

The spelling of 2775338 in words is "two million, seven hundred seventy-five thousand, three hundred thirty-eight".