1552252530 has 16 divisors (see below), whose sum is σ = 3725406144. Its totient is φ = 413934000.

The previous prime is 1552252529. The next prime is 1552252591. The reversal of 1552252530 is 352522551.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 51741751 = 1552252530 / (1 + 5 + 5 + 2 + 2 + 5 + 2 + 5 + 3 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25870846 + ... + 25870905.

It is an arithmetic number, because the mean of its divisors is an integer number (232837884).

Almost surely, 2^1552252530 is an apocalyptic number.

1552252530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1552252530 is an abundant number, since it is smaller than the sum of its proper divisors (2173153614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552252530 is a wasteful number, since it uses less digits than its factorization.

1552252530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51741761.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 1552252530 is about 39398.6361439073. The cubic root of 1552252530 is about 1157.8548668043.

The spelling of 1552252530 in words is "one billion, five hundred fifty-two million, two hundred fifty-two thousand, five hundred thirty".