1522023 has 8 divisors (see below), whose sum is σ = 2064000. Its totient is φ = 997368.

The previous prime is 1522021. The next prime is 1522049. The reversal of 1522023 is 3202251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1522023 - 2¹ = 1522021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1521993 and 1522011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4123 + ... + 4476.

It is an arithmetic number, because the mean of its divisors is an integer number (258000).

2^1522023 is an apocalyptic number.

1522023 is a deficient number, since it is larger than the sum of its proper divisors (541977).

1522023 is an equidigital number, since it uses as much as digits as its factorization.

1522023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1522023 is about 1233.7029626292. The cubic root of 1522023 is about 115.0289278204.

Adding to 1522023 its reverse (3202251), we get a palindrome (4724274).

The spelling of 1522023 in words is "one million, five hundred twenty-two thousand, twenty-three".