1427836356 has 96 divisors (see below), whose sum is σ = 3753792000. Its totient is φ = 469317024.

The previous prime is 1427836351. The next prime is 1427836363. The reversal of 1427836356 is 6536387241.

1427836356 is a `hidden beast` number, since 1 + 4 + 2 + 7 + 8 + 3 + 635 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (1427836351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3407515 + ... + 3407933.

It is an arithmetic number, because the mean of its divisors is an integer number (39102000).

Almost surely, 2^1427836356 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 1427836356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1876896000).

1427836356 is an abundant number, since it is smaller than the sum of its proper divisors (2325955644).

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

1427836356 is a wasteful number, since it uses less digits than its factorization.

1427836356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 790 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 1427836356 is about 37786.7219536175. The cubic root of 1427836356 is about 1126.0546767195.

The spelling of 1427836356 in words is "one billion, four hundred twenty-seven million, eight hundred thirty-six thousand, three hundred fifty-six".