1264433 has 4 divisors (see below), whose sum is σ = 1281828. Its totient is φ = 1247040.

The previous prime is 1264411. The next prime is 1264447. The reversal of 1264433 is 3344621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 529984 + 734449 = 728^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264433 - 2⁸ = 1264177 is a prime.

It is a super-2 number, since 2×1264433² = 3197581622978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1264399 and 1264408.

It is not an unprimeable number, because it can be changed into a prime (1264033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8588 + ... + 8733.

It is an arithmetic number, because the mean of its divisors is an integer number (320457).

2^1264433 is an apocalyptic number.

It is an amenable number.

1264433 is a deficient number, since it is larger than the sum of its proper divisors (17395).

1264433 is an equidigital number, since it uses as much as digits as its factorization.

1264433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17394.

The product of its digits is 1728, while the sum is 23.

The square root of 1264433 is about 1124.4700974237. The cubic root of 1264433 is about 108.1347483609.

The spelling of 1264433 in words is "one million, two hundred sixty-four thousand, four hundred thirty-three".