1240964 has 12 divisors (see below), whose sum is σ = 2184000. Its totient is φ = 616968.

The previous prime is 1240957. The next prime is 1240973. The reversal of 1240964 is 4690421.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17 + ... + 1575.

It is an arithmetic number, because the mean of its divisors is an integer number (182000).

2^1240964 is an apocalyptic number.

It is an amenable number.

1240964 is a deficient number, since it is larger than the sum of its proper divisors (943036).

1240964 is a wasteful number, since it uses less digits than its factorization.

1240964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762 (or 1760 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1240964 is about 1113.9856372503. The cubic root of 1240964 is about 107.4615402352.

The spelling of 1240964 in words is "one million, two hundred forty thousand, nine hundred sixty-four".