1456705 has 16 divisors (see below), whose sum is σ = 1866240. Its totient is φ = 1089088.

The previous prime is 1456703. The next prime is 1456709. The reversal of 1456705 is 5076541.

It is a cyclic number.

It is not a de Polignac number, because 1456705 - 2¹ = 1456703 is a prime.

It is a super-3 number, since 3×1456705³ = 9273337955986807875, which contains 333 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1456703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5976 + ... + 6214.

It is an arithmetic number, because the mean of its divisors is an integer number (116640).

2^1456705 is an apocalyptic number.

It is an amenable number.

1456705 is a deficient number, since it is larger than the sum of its proper divisors (409535).

1456705 is a wasteful number, since it uses less digits than its factorization.

1456705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 1456705 is about 1206.9403464960. The cubic root of 1456705 is about 113.3593125757.

The spelling of 1456705 in words is "one million, four hundred fifty-six thousand, seven hundred five".