1264036 has 12 divisors (see below), whose sum is σ = 2222640. Its totient is φ = 629000.

The previous prime is 1264033. The next prime is 1264037. The reversal of 1264036 is 6304621.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1263998 and 1264016.

It is not an unprimeable number, because it can be changed into a prime (1264033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375 + ... + 1633.

It is an arithmetic number, because the mean of its divisors is an integer number (185220).

2^1264036 is an apocalyptic number.

It is an amenable number.

1264036 is a deficient number, since it is larger than the sum of its proper divisors (958604).

1264036 is a wasteful number, since it uses less digits than its factorization.

1264036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1264036 is about 1124.2935559719. The cubic root of 1264036 is about 108.1234299838.

Adding to 1264036 its reverse (6304621), we get a palindrome (7568657).

It can be divided in two parts, 126 and 4036, that multiplied together give a triangular number (508536 = T₁₀₀₈).

The spelling of 1264036 in words is "one million, two hundred sixty-four thousand, thirty-six".