1264716 has 54 divisors (see below), whose sum is σ = 3445260. Its totient is φ = 390096.

The previous prime is 1264699. The next prime is 1264733. The reversal of 1264716 is 6174621.

1264716 is a `hidden beast` number, since 1 + 2 + 647 + 16 = 666.

It is an interprime number because it is at equal distance from previous prime (1264699) and next prime (1264733).

It is a self number, because there is not a number n which added to its sum of digits gives 1264716.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29391 + ... + 29433.

2^1264716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1264716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1722630).

1264716 is an abundant number, since it is smaller than the sum of its proper divisors (2180544).

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

1264716 is a wasteful number, since it uses less digits than its factorization.

1264716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 67 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1264716 is about 1124.5959274335. The cubic root of 1264716 is about 108.1428151785.

The spelling of 1264716 in words is "one million, two hundred sixty-four thousand, seven hundred sixteen".