1422529 has 4 divisors (see below), whose sum is σ = 1433520. Its totient is φ = 1411540.

The previous prime is 1422523. The next prime is 1422541. The reversal of 1422529 is 9252241.

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 1422529 - 2³ = 1422521 is a prime.

It is a Duffinian number.

1422529 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1422521) 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, 5299 + ... + 5560.

It is an arithmetic number, because the mean of its divisors is an integer number (358380).

2^1422529 is an apocalyptic number.

It is an amenable number.

1422529 is a deficient number, since it is larger than the sum of its proper divisors (10991).

1422529 is a wasteful number, since it uses less digits than its factorization.

1422529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10990.

The product of its digits is 1440, while the sum is 25.

The square root of 1422529 is about 1192.6982015581. The cubic root of 1422529 is about 112.4657739506.

The spelling of 1422529 in words is "one million, four hundred twenty-two thousand, five hundred twenty-nine".