1283064 has 32 divisors (see below), whose sum is σ = 3235920. Its totient is φ = 423936.

The previous prime is 1283063. The next prime is 1283069. The reversal of 1283064 is 4603821.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1283063) 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, 4494 + ... + 4770.

2^1283064 is an apocalyptic number.

It is an amenable number.

1283064 is an abundant number, since it is smaller than the sum of its proper divisors (1952856).

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

1283064 is a wasteful number, since it uses less digits than its factorization.

1283064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1283064 is about 1132.7241500030. The cubic root of 1283064 is about 108.6632707902.

Adding to 1283064 its reverse (4603821), we get a palindrome (5886885).

The spelling of 1283064 in words is "one million, two hundred eighty-three thousand, sixty-four".