1424746856 has 64 divisors (see below), whose sum is σ = 2979271680. Its totient is φ = 634314240.

The previous prime is 1424746831. The next prime is 1424746859. The reversal of 1424746856 is 6586474241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1424746856.

It is not an unprimeable number, because it can be changed into a prime (1424746859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1472885 + ... + 1473851.

It is an arithmetic number, because the mean of its divisors is an integer number (46551120).

Almost surely, 2^1424746856 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 1424746856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489635840).

1424746856 is an abundant number, since it is smaller than the sum of its proper divisors (1554524824).

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

1424746856 is a wasteful number, since it uses less digits than its factorization.

1424746856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474 (or 1470 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 1424746856 is about 37745.8190532409. The cubic root of 1424746856 is about 1125.2419182791.

The spelling of 1424746856 in words is "one billion, four hundred twenty-four million, seven hundred forty-six thousand, eight hundred fifty-six".