1522073 has 4 divisors (see below), whose sum is σ = 1739520. Its totient is φ = 1304628.

The previous prime is 1522067. The next prime is 1522097. The reversal of 1522073 is 3702251.

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 1522073 - 2⁴ = 1522057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1522063) 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, 108713 + ... + 108726.

It is an arithmetic number, because the mean of its divisors is an integer number (434880).

2^1522073 is an apocalyptic number.

It is an amenable number.

1522073 is a deficient number, since it is larger than the sum of its proper divisors (217447).

1522073 is an equidigital number, since it uses as much as digits as its factorization.

1522073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217446.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1522073 is about 1233.7232266599. The cubic root of 1522073 is about 115.0301874122.

The spelling of 1522073 in words is "one million, five hundred twenty-two thousand, seventy-three".