2267690 has 8 divisors (see below), whose sum is σ = 4081860. Its totient is φ = 907072.

The previous prime is 2267677. The next prime is 2267701. The reversal of 2267690 is 967622.

It can be written as a sum of positive squares in 2 ways, for example, as 2036329 + 231361 = 1427^2 + 481^2 .

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

It is a super-2 number, since 2×2267690² = 10284835872200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113375 + ... + 113394.

2^2267690 is an apocalyptic number.

2267690 is a deficient number, since it is larger than the sum of its proper divisors (1814170).

2267690 is a wasteful number, since it uses less digits than its factorization.

2267690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226776.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2267690 is about 1505.8851217805. The cubic root of 2267690 is about 131.3795878087.

The spelling of 2267690 in words is "two million, two hundred sixty-seven thousand, six hundred ninety".