1394819496 has 144 divisors (see below), whose sum is σ = 4546257300. Its totient is φ = 384749568.

The previous prime is 1394819477. The next prime is 1394819539. The reversal of 1394819496 is 6949184931.

It is a happy number.

1394819496 is a `hidden beast` number, since 1 + 394 + 81 + 94 + 96 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1375371396 + 19448100 = 37086^2 + 4410^2 .

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 95496 + ... + 109128.

Almost surely, 2^1394819496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394819496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2273128650).

1394819496 is an abundant number, since it is smaller than the sum of its proper divisors (3151437804).

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

1394819496 is a wasteful number, since it uses less digits than its factorization.

1394819496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13688 (or 13674 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 1394819496 is about 37347.2823107653. The cubic root of 1394819496 is about 1117.3073859880.

The spelling of 1394819496 in words is "one billion, three hundred ninety-four million, eight hundred nineteen thousand, four hundred ninety-six".