1236964 has 6 divisors (see below), whose sum is σ = 2164694. Its totient is φ = 618480.

The previous prime is 1236959. The next prime is 1236979. The reversal of 1236964 is 4696321.

It can be written as a sum of positive squares in only one way, i.e., 1016064 + 220900 = 1008^2 + 470^2 .

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 as a sum of consecutive naturals, namely, 154617 + ... + 154624.

2^1236964 is an apocalyptic number.

It is an amenable number.

1236964 is a deficient number, since it is larger than the sum of its proper divisors (927730).

1236964 is a wasteful number, since it uses less digits than its factorization.

1236964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309245 (or 309243 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 1236964 is about 1112.1888328877. The cubic root of 1236964 is about 107.3459556760.

The spelling of 1236964 in words is "one million, two hundred thirty-six thousand, nine hundred sixty-four".