1349783436 has 48 divisors (see below), whose sum is σ = 3217384800. Its totient is φ = 440274432.

The previous prime is 1349783429. The next prime is 1349783471. The reversal of 1349783436 is 6343879431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257530 + ... + 262718.

It is an arithmetic number, because the mean of its divisors is an integer number (67028850).

Almost surely, 2^1349783436 is an apocalyptic number.

It is an amenable number.

1349783436 is an abundant number, since it is smaller than the sum of its proper divisors (1867601364).

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

1349783436 is a wasteful number, since it uses less digits than its factorization.

1349783436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5658 (or 5656 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

The square root of 1349783436 is about 36739.3989607887. The cubic root of 1349783436 is about 1105.1503480171.

The spelling of 1349783436 in words is "one billion, three hundred forty-nine million, seven hundred eighty-three thousand, four hundred thirty-six".