1442470656 has 144 divisors (see below), whose sum is σ = 4247268480. Its totient is φ = 430940160.

The previous prime is 1442470609. The next prime is 1442470657. The reversal of 1442470656 is 6560742441.

It is not an unprimeable number, because it can be changed into a prime (1442470657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615535 + ... + 617873.

It is an arithmetic number, because the mean of its divisors is an integer number (29494920).

Almost surely, 2^1442470656 is an apocalyptic number.

1442470656 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 1442470656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2123634240).

1442470656 is an abundant number, since it is smaller than the sum of its proper divisors (2804797824).

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

1442470656 is a wasteful number, since it uses less digits than its factorization.

1442470656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442 (or 2428 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 1442470656 is about 37979.8717217423. The cubic root of 1442470656 is about 1129.8886924064. Note that the first 3 decimals are identical.

The spelling of 1442470656 in words is "one billion, four hundred forty-two million, four hundred seventy thousand, six hundred fifty-six".