2770226 has 4 divisors (see below), whose sum is σ = 4155342. Its totient is φ = 1385112.

The previous prime is 2770217. The next prime is 2770231. The reversal of 2770226 is 6220772.

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., 2563201 + 207025 = 1601^2 + 455^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2770195 and 2770204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692555 + ... + 692558.

2^2770226 is an apocalyptic number.

2770226 is a deficient number, since it is larger than the sum of its proper divisors (1385116).

2770226 is a wasteful number, since it uses less digits than its factorization.

2770226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385115.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 2770226 is about 1664.3995914443. The cubic root of 2770226 is about 140.4446069468. Note that the first 3 decimals are identical.

Adding to 2770226 its reverse (6220772), we get a palindrome (8990998).

The spelling of 2770226 in words is "two million, seven hundred seventy thousand, two hundred twenty-six".