1349750688 has 96 divisors (see below), whose sum is σ = 4162560192. Its totient is φ = 377548800.

The previous prime is 1349750687. The next prime is 1349750707. The reversal of 1349750688 is 8860579431.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 1349750688.

It is not an unprimeable number, because it can be changed into a prime (1349750681) 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, 35433 + ... + 62888.

It is an arithmetic number, because the mean of its divisors is an integer number (43360002).

Almost surely, 2^1349750688 is an apocalyptic number.

It is an amenable number.

1349750688 is an abundant number, since it is smaller than the sum of its proper divisors (2812809504).

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

1349750688 is a wasteful number, since it uses less digits than its factorization.

1349750688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98358 (or 98350 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 1349750688 is about 36738.9532785026. The cubic root of 1349750688 is about 1105.1414103472.

The spelling of 1349750688 in words is "one billion, three hundred forty-nine million, seven hundred fifty thousand, six hundred eighty-eight".