1266433 has 8 divisors (see below), whose sum is σ = 1455552. Its totient is φ = 1079376.

The previous prime is 1266431. The next prime is 1266451. The reversal of 1266433 is 3346621.

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

It is a cyclic number.

It is not a de Polignac number, because 1266433 - 2¹ = 1266431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1266398 and 1266407.

It is not an unprimeable number, because it can be changed into a prime (1266431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191 + ... + 1987.

It is an arithmetic number, because the mean of its divisors is an integer number (181944).

2^1266433 is an apocalyptic number.

It is an amenable number.

1266433 is a deficient number, since it is larger than the sum of its proper divisors (189119).

1266433 is an equidigital number, since it uses as much as digits as its factorization.

1266433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

The product of its digits is 2592, while the sum is 25.

The square root of 1266433 is about 1125.3590538135. The cubic root of 1266433 is about 108.1917318916.

The spelling of 1266433 in words is "one million, two hundred sixty-six thousand, four hundred thirty-three".