1463457 has 4 divisors (see below), whose sum is σ = 1951280. Its totient is φ = 975636.

The previous prime is 1463453. The next prime is 1463459. The reversal of 1463457 is 7543641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1463457 - 2² = 1463453 is a prime.

It is a D-number.

It is a Duffinian number.

1463457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1463453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243907 + ... + 243912.

It is an arithmetic number, because the mean of its divisors is an integer number (487820).

2^1463457 is an apocalyptic number.

It is an amenable number.

1463457 is a deficient number, since it is larger than the sum of its proper divisors (487823).

1463457 is an equidigital number, since it uses as much as digits as its factorization.

1463457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487822.

The product of its digits is 10080, while the sum is 30.

The square root of 1463457 is about 1209.7342683416. The cubic root of 1463457 is about 113.5341872730.

The spelling of 1463457 in words is "one million, four hundred sixty-three thousand, four hundred fifty-seven".