1456423 has 8 divisors (see below), whose sum is σ = 1502496. Its totient is φ = 1411200.

The previous prime is 1456417. The next prime is 1456439. The reversal of 1456423 is 3246541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1456423 - 2⁵ = 1456391 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1456123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5043 + ... + 5323.

It is an arithmetic number, because the mean of its divisors is an integer number (187812).

2^1456423 is an apocalyptic number.

1456423 is a deficient number, since it is larger than the sum of its proper divisors (46073).

1456423 is an equidigital number, since it uses as much as digits as its factorization.

1456423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425.

The product of its digits is 2880, while the sum is 25.

The square root of 1456423 is about 1206.8235165094. The cubic root of 1456423 is about 113.3519971185.

The spelling of 1456423 in words is "one million, four hundred fifty-six thousand, four hundred twenty-three".