1229573 has 4 divisors (see below), whose sum is σ = 1232448. Its totient is φ = 1226700.

The previous prime is 1229563. The next prime is 1229581. The reversal of 1229573 is 3759221.

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 1229573 - 2⁸ = 1229317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229563) 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, 653 + ... + 1698.

It is an arithmetic number, because the mean of its divisors is an integer number (308112).

2^1229573 is an apocalyptic number.

It is an amenable number.

1229573 is a deficient number, since it is larger than the sum of its proper divisors (2875).

1229573 is an equidigital number, since it uses as much as digits as its factorization.

1229573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874.

The product of its digits is 3780, while the sum is 29.

The square root of 1229573 is about 1108.8611274637. The cubic root of 1229573 is about 107.1317270131.

The spelling of 1229573 in words is "one million, two hundred twenty-nine thousand, five hundred seventy-three".