1450689 has 4 divisors (see below), whose sum is σ = 1934256. Its totient is φ = 967124.

The previous prime is 1450651. The next prime is 1450697. The reversal of 1450689 is 9860541.

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 a cyclic number.

It is not a de Polignac number, because 1450689 - 2⁹ = 1450177 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1450619) 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, 241779 + ... + 241784.

It is an arithmetic number, because the mean of its divisors is an integer number (483564).

2^1450689 is an apocalyptic number.

It is an amenable number.

1450689 is a deficient number, since it is larger than the sum of its proper divisors (483567).

1450689 is an equidigital number, since it uses as much as digits as its factorization.

1450689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483566.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1450689 is about 1204.4455155797. The cubic root of 1450689 is about 113.2030442397.

The spelling of 1450689 in words is "one million, four hundred fifty thousand, six hundred eighty-nine".