1260656 has 10 divisors (see below), whose sum is σ = 2442552. Its totient is φ = 630320.

The previous prime is 1260643. The next prime is 1260661. The reversal of 1260656 is 6560621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39380 + ... + 39411.

2^1260656 is an apocalyptic number.

1260656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1260656 is a deficient number, since it is larger than the sum of its proper divisors (1181896).

1260656 is an equidigital number, since it uses as much as digits as its factorization.

1260656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78799 (or 78793 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1260656 is about 1122.7893836335. The cubic root of 1260656 is about 108.0269708589.

The spelling of 1260656 in words is "one million, two hundred sixty thousand, six hundred fifty-six".