1091466 has 12 divisors (see below), whose sum is σ = 2364882. Its totient is φ = 363816.

The previous prime is 1091459. The next prime is 1091471. The reversal of 1091466 is 6641901.

It can be written as a sum of positive squares in only one way, i.e., 594441 + 497025 = 771^2 + 705^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30301 + ... + 30336.

2^1091466 is an apocalyptic number.

1091466 is an abundant number, since it is smaller than the sum of its proper divisors (1273416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1091466 is a wasteful number, since it uses less digits than its factorization.

1091466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60645 (or 60642 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1091466 is about 1044.7325016481. The cubic root of 1091466 is about 102.9603643016.

The spelling of 1091466 in words is "one million, ninety-one thousand, four hundred sixty-six".