1245704 has 16 divisors (see below), whose sum is σ = 2411520. Its totient is φ = 602640.

The previous prime is 1245701. The next prime is 1245707. The reversal of 1245704 is 4075421.

1245704 = 137² + 138² + ... + 184².

It is an interprime number because it is at equal distance from previous prime (1245701) and next prime (1245707).

It is a self number, because there is not a number n which added to its sum of digits gives 1245704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2264 + ... + 2759.

It is an arithmetic number, because the mean of its divisors is an integer number (150720).

2^1245704 is an apocalyptic number.

It is an amenable number.

1245704 is a deficient number, since it is larger than the sum of its proper divisors (1165816).

1245704 is a wasteful number, since it uses less digits than its factorization.

1245704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5060 (or 5056 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1245704 is about 1116.1111055804. Note that the first 4 decimals coincide. The cubic root of 1245704 is about 107.5981868381.

The spelling of 1245704 in words is "one million, two hundred forty-five thousand, seven hundred four".