1442333563 has 8 divisors (see below), whose sum is σ = 1610047296. Its totient is φ = 1280718600.

The previous prime is 1442333561. The next prime is 1442333569. The reversal of 1442333563 is 3653332441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1442333563 - 2¹ = 1442333561 is a prime.

It is a super-2 number, since 2×1442333563² = 4160652213912549938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1442333561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524193 + ... + 1525138.

It is an arithmetic number, because the mean of its divisors is an integer number (201255912).

Almost surely, 2^1442333563 is an apocalyptic number.

1442333563 is a deficient number, since it is larger than the sum of its proper divisors (167713733).

1442333563 is a wasteful number, since it uses less digits than its factorization.

1442333563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049385.

The product of its digits is 77760, while the sum is 34.

The square root of 1442333563 is about 37978.0668676014. The cubic root of 1442333563 is about 1129.8528962449.

The spelling of 1442333563 in words is "one billion, four hundred forty-two million, three hundred thirty-three thousand, five hundred sixty-three".