1442650944 has 84 divisors (see below), whose sum is σ = 4440228864. Its totient is φ = 412183296.

The previous prime is 1442650927. The next prime is 1442650961. The reversal of 1442650944 is 4490562441.

It is an interprime number because it is at equal distance from previous prime (1442650927) and next prime (1442650961).

It is a tau number, because it is divible by the number of its divisors (84).

It is a super-2 number, since 2×1442650944² = 4162483492448182272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67264 + ... + 86079.

Almost surely, 2^1442650944 is an apocalyptic number.

1442650944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1442650944 is an abundant number, since it is smaller than the sum of its proper divisors (2997577920).

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

1442650944 is a wasteful number, since it uses less digits than its factorization.

1442650944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153372 (or 153355 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 1442650944 is about 37982.2451153167. The cubic root of 1442650944 is about 1129.9357637017.

The spelling of 1442650944 in words is "one billion, four hundred forty-two million, six hundred fifty thousand, nine hundred forty-four".