1264269 has 4 divisors (see below), whose sum is σ = 1685696. Its totient is φ = 842844.

The previous prime is 1264267. The next prime is 1264271. The reversal of 1264269 is 9624621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1264267) and next prime (1264271).

It is not a de Polignac number, because 1264269 - 2¹ = 1264267 is a prime.

It is a super-2 number, since 2×1264269² = 3196752208722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264261) 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, 210709 + ... + 210714.

It is an arithmetic number, because the mean of its divisors is an integer number (421424).

2^1264269 is an apocalyptic number.

It is an amenable number.

1264269 is a deficient number, since it is larger than the sum of its proper divisors (421427).

1264269 is an equidigital number, since it uses as much as digits as its factorization.

1264269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421426.

The product of its digits is 5184, while the sum is 30.

The square root of 1264269 is about 1124.3971718214. The cubic root of 1264269 is about 108.1300730465.

The spelling of 1264269 in words is "one million, two hundred sixty-four thousand, two hundred sixty-nine".