1532523 has 8 divisors (see below), whose sum is σ = 2050000. Its totient is φ = 1018368.

The previous prime is 1532507. The next prime is 1532543. The reversal of 1532523 is 3252351.

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

It is not a de Polignac number, because 1532523 - 2⁴ = 1532507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1532523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603 + ... + 1851.

It is an arithmetic number, because the mean of its divisors is an integer number (256250).

2^1532523 is an apocalyptic number.

1532523 is a deficient number, since it is larger than the sum of its proper divisors (517477).

1532523 is a wasteful number, since it uses less digits than its factorization.

1532523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661.

The product of its digits is 900, while the sum is 21.

The square root of 1532523 is about 1237.9511298916. The cubic root of 1532523 is about 115.2928390551.

Adding to 1532523 its reverse (3252351), we get a palindrome (4784874).

The spelling of 1532523 in words is "one million, five hundred thirty-two thousand, five hundred twenty-three".