1530338625 has 96 divisors (see below), whose sum is σ = 2846338560. Its totient is φ = 790732800.

The previous prime is 1530338617. The next prime is 1530338629. The reversal of 1530338625 is 5268330351.

It is not a de Polignac number, because 1530338625 - 2³ = 1530338617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1530338625.

It is not an unprimeable number, because it can be changed into a prime (1530338629) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5954497 + ... + 5954753.

It is an arithmetic number, because the mean of its divisors is an integer number (29649360).

Almost surely, 2^1530338625 is an apocalyptic number.

1530338625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1530338625 is a deficient number, since it is larger than the sum of its proper divisors (1315999935).

1530338625 is a wasteful number, since it uses less digits than its factorization.

1530338625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 1530338625 is about 39119.5427503952. The cubic root of 1530338625 is about 1152.3803562651.

Adding to 1530338625 its reverse (5268330351), we get a palindrome (6798668976).

The spelling of 1530338625 in words is "one billion, five hundred thirty million, three hundred thirty-eight thousand, six hundred twenty-five".