1226755 has 8 divisors (see below), whose sum is σ = 1486512. Its totient is φ = 971808.

The previous prime is 1226741. The next prime is 1226767. The reversal of 1226755 is 5576221.

1226755 = T₆₉₈ + T₆₉₉ + ... + T₇₀₂.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1226755 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612 + ... + 1681.

It is an arithmetic number, because the mean of its divisors is an integer number (185814).

2^1226755 is an apocalyptic number.

1226755 is a deficient number, since it is larger than the sum of its proper divisors (259757).

1226755 is a wasteful number, since it uses less digits than its factorization.

1226755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405.

The product of its digits is 4200, while the sum is 28.

The square root of 1226755 is about 1107.5897254850. The cubic root of 1226755 is about 107.0498210356.

The spelling of 1226755 in words is "one million, two hundred twenty-six thousand, seven hundred fifty-five".