1264368 has 80 divisors (see below), whose sum is σ = 3856896. Its totient is φ = 349440.

The previous prime is 1264363. The next prime is 1264387. The reversal of 1264368 is 8634621.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17773 + ... + 17843.

2^1264368 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 1264368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1928448).

1264368 is an abundant number, since it is smaller than the sum of its proper divisors (2592528).

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

1264368 is a wasteful number, since it uses less digits than its factorization.

1264368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 136 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 1264368 is about 1124.4411945495. The cubic root of 1264368 is about 108.1328953884.

Adding to 1264368 its reverse (8634621), we get a palindrome (9898989).

The spelling of 1264368 in words is "one million, two hundred sixty-four thousand, three hundred sixty-eight".