1264343346 has 48 divisors (see below), whose sum is σ = 3314922624. Its totient is φ = 339990912.

The previous prime is 1264343263. The next prime is 1264343347. The reversal of 1264343346 is 6433434621.

1264343346 is a `hidden beast` number, since 1 + 2 + 643 + 4 + 3 + 3 + 4 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1264343346.

It is not an unprimeable number, because it can be changed into a prime (1264343347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292990 + ... + 297273.

It is an arithmetic number, because the mean of its divisors is an integer number (69060888).

Almost surely, 2^1264343346 is an apocalyptic number.

1264343346 is an abundant number, since it is smaller than the sum of its proper divisors (2050579278).

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

1264343346 is a wasteful number, since it uses less digits than its factorization.

1264343346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590295 (or 590292 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The square root of 1264343346 is about 35557.6060217782. The cubic root of 1264343346 is about 1081.3219255349.

Adding to 1264343346 its reverse (6433434621), we get a palindrome (7697777967).

The spelling of 1264343346 in words is "one billion, two hundred sixty-four million, three hundred forty-three thousand, three hundred forty-six".