1264423068 has 48 divisors (see below), whose sum is σ = 3420668160. Its totient is φ = 403148592.

The previous prime is 1264423051. The next prime is 1264423073. The reversal of 1264423068 is 8603244621.

1264423068 is a `hidden beast` number, since 1 + 2 + 644 + 2 + 3 + 0 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252030 + ... + 256997.

It is an arithmetic number, because the mean of its divisors is an integer number (71263920).

Almost surely, 2^1264423068 is an apocalyptic number.

1264423068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1264423068 is an abundant number, since it is smaller than the sum of its proper divisors (2156245092).

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

1264423068 is a wasteful number, since it uses less digits than its factorization.

1264423068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509063 (or 509055 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1264423068 is about 35558.7270300836. The cubic root of 1264423068 is about 1081.3446523084.

Adding to 1264423068 its reverse (8603244621), we get a palindrome (9867667689).

The spelling of 1264423068 in words is "one billion, two hundred sixty-four million, four hundred twenty-three thousand, sixty-eight".