1535252 has 6 divisors (see below), whose sum is σ = 2686698. Its totient is φ = 767624.

The previous prime is 1535249. The next prime is 1535269. The reversal of 1535252 is 2525351.

It can be written as a sum of positive squares in only one way, i.e., 1336336 + 198916 = 1156^2 + 446^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191903 + ... + 191910.

It is an arithmetic number, because the mean of its divisors is an integer number (447783).

2^1535252 is an apocalyptic number.

It is an amenable number.

1535252 is a deficient number, since it is larger than the sum of its proper divisors (1151446).

1535252 is a wasteful number, since it uses less digits than its factorization.

1535252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383817 (or 383815 counting only the distinct ones).

The product of its digits is 1500, while the sum is 23.

The square root of 1535252 is about 1239.0528640861. The cubic root of 1535252 is about 115.3612333704.

Subtracting 1535252 from its reverse (2525351), we obtain a palindrome (990099).

The spelling of 1535252 in words is "one million, five hundred thirty-five thousand, two hundred fifty-two".