1426253056 has 36 divisors (see below), whose sum is σ = 2857354612. Its totient is φ = 710516736.

The previous prime is 1426253039. The next prime is 1426253077. The reversal of 1426253056 is 6503526241.

It can be written as a sum of positive squares in 2 ways, for example, as 157753600 + 1268499456 = 12560^2 + 35616^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60856 + ... + 80968.

Almost surely, 2^1426253056 is an apocalyptic number.

1426253056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426253056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1428677306).

1426253056 is an abundant number, since it is smaller than the sum of its proper divisors (1431101556).

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

1426253056 is an equidigital number, since it uses as much as digits as its factorization.

1426253056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20406 (or 20392 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 1426253056 is about 37765.7656615088. The cubic root of 1426253056 is about 1125.6383027259.

Adding to 1426253056 its reverse (6503526241), we get a palindrome (7929779297).

The spelling of 1426253056 in words is "one billion, four hundred twenty-six million, two hundred fifty-three thousand, fifty-six".