1244764 has 12 divisors (see below), whose sum is σ = 2229304. Its totient is φ = 607824.

The previous prime is 1244759. The next prime is 1244777. The reversal of 1244764 is 4674421.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3447 + ... + 3790.

2^1244764 is an apocalyptic number.

It is an amenable number.

1244764 is a deficient number, since it is larger than the sum of its proper divisors (984540).

1244764 is a wasteful number, since it uses less digits than its factorization.

1244764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7284 (or 7282 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 1244764 is about 1115.6899210802. The cubic root of 1244764 is about 107.5711157343.

The spelling of 1244764 in words is "one million, two hundred forty-four thousand, seven hundred sixty-four".