1442064 has 40 divisors (see below), whose sum is σ = 4013632. Its totient is φ = 443520.

The previous prime is 1442057. The next prime is 1442069. The reversal of 1442064 is 4602441.

It is a self number, because there is not a number n which added to its sum of digits gives 1442064.

It is not an unprimeable number, because it can be changed into a prime (1442069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532 + ... + 1779.

2^1442064 is an apocalyptic number.

It is an amenable number.

1442064 is an abundant number, since it is smaller than the sum of its proper divisors (2571568).

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

1442064 is a wasteful number, since it uses less digits than its factorization.

1442064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335 (or 2329 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1442064 is about 1200.8596920540. The cubic root of 1442064 is about 112.9782504411.

The spelling of 1442064 in words is "one million, four hundred forty-two thousand, sixty-four".