1385266 has 8 divisors (see below), whose sum is σ = 2145024. Its totient is φ = 670260.

The previous prime is 1385213. The next prime is 1385273. The reversal of 1385266 is 6625831.

1385266 = T₁₂₄ + T₁₂₅ + ... + T₂₁₆.

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

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 11110 + ... + 11233.

It is an arithmetic number, because the mean of its divisors is an integer number (268128).

2^1385266 is an apocalyptic number.

1385266 is a deficient number, since it is larger than the sum of its proper divisors (759758).

1385266 is a wasteful number, since it uses less digits than its factorization.

1385266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22376.

The product of its digits is 8640, while the sum is 31.

The square root of 1385266 is about 1176.9732367391. The cubic root of 1385266 is about 111.4750626261.

The spelling of 1385266 in words is "one million, three hundred eighty-five thousand, two hundred sixty-six".