1012764 has 24 divisors (see below), whose sum is σ = 2428048. Its totient is φ = 328320.

The previous prime is 1012763. The next prime is 1012769. The reversal of 1012764 is 4672101.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697 + ... + 1584.

2^1012764 is an apocalyptic number.

It is an amenable number.

1012764 is an abundant number, since it is smaller than the sum of its proper divisors (1415284).

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

1012764 is a wasteful number, since it uses less digits than its factorization.

1012764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325 (or 2323 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 1012764 is about 1006.3617639795. The cubic root of 1012764 is about 100.4236691761.

Adding to 1012764 its reverse (4672101), we get a palindrome (5684865).

The spelling of 1012764 in words is "one million, twelve thousand, seven hundred sixty-four".