1456456 has 8 divisors (see below), whose sum is σ = 2730870. Its totient is φ = 728224.

The previous prime is 1456451. The next prime is 1456501. The reversal of 1456456 is 6546541.

It can be written as a sum of positive squares in only one way, i.e., 1322500 + 133956 = 1150^2 + 366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1456451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91021 + ... + 91036.

2^1456456 is an apocalyptic number.

It is an amenable number.

1456456 is a deficient number, since it is larger than the sum of its proper divisors (1274414).

1456456 is a wasteful number, since it uses less digits than its factorization.

1456456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182063 (or 182059 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 1456456 is about 1206.8371886879. The cubic root of 1456456 is about 113.3528532314.

The spelling of 1456456 in words is "one million, four hundred fifty-six thousand, four hundred fifty-six".