1349463768 has 32 divisors (see below), whose sum is σ = 3383078400. Its totient is φ = 448565408.

The previous prime is 1349463763. The next prime is 1349463803. The reversal of 1349463768 is 8673649431.

1349463768 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1349463768² = 3642104922289515648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1349463768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349463763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69696 + ... + 86927.

It is an arithmetic number, because the mean of its divisors is an integer number (105721200).

Almost surely, 2^1349463768 is an apocalyptic number.

It is an amenable number.

1349463768 is an abundant number, since it is smaller than the sum of its proper divisors (2033614632).

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

1349463768 is a wasteful number, since it uses less digits than its factorization.

1349463768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156991 (or 156987 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The square root of 1349463768 is about 36735.0482237331. The cubic root of 1349463768 is about 1105.0630972071.

The spelling of 1349463768 in words is "one billion, three hundred forty-nine million, four hundred sixty-three thousand, seven hundred sixty-eight".