2550706 has 8 divisors (see below), whose sum is σ = 3929580. Its totient is φ = 1240848.

The previous prime is 2550703. The next prime is 2550721. The reversal of 2550706 is 6070552.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2356225 + 194481 = 1535^2 + 441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2550706² = 13012202196872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2550703) 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, 17161 + ... + 17308.

2^2550706 is an apocalyptic number.

2550706 is a deficient number, since it is larger than the sum of its proper divisors (1378874).

2550706 is a wasteful number, since it uses less digits than its factorization.

2550706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34508.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 2550706 is about 1597.0929841434. The cubic root of 2550706 is about 136.6323279450.

The spelling of 2550706 in words is "two million, five hundred fifty thousand, seven hundred six".