1524534225 has 12 divisors (see below), whose sum is σ = 2520563376. Its totient is φ = 813084880.

The previous prime is 1524534197. The next prime is 1524534227. The reversal of 1524534225 is 5224354251.

It is a happy number.

It is not a de Polignac number, because 1524534225 - 2⁹ = 1524533713 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1524534227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10163487 + ... + 10163636.

It is an arithmetic number, because the mean of its divisors is an integer number (210046948).

Almost surely, 2^1524534225 is an apocalyptic number.

1524534225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1524534225 is a deficient number, since it is larger than the sum of its proper divisors (996029151).

1524534225 is a wasteful number, since it uses less digits than its factorization.

1524534225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20327136 (or 20327131 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 1524534225 is about 39045.2842863258. The cubic root of 1524534225 is about 1150.9215612396.

Adding to 1524534225 its reverse (5224354251), we get a palindrome (6748888476).

The spelling of 1524534225 in words is "one billion, five hundred twenty-four million, five hundred thirty-four thousand, two hundred twenty-five".