42103252 has 12 divisors (see below), whose sum is σ = 73775380. Its totient is φ = 21024576.

The previous prime is 42103249. The next prime is 42103267. The reversal of 42103252 is 25230124.

It can be written as a sum of positive squares in 2 ways, for example, as 16032016 + 26071236 = 4004^2 + 5106^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 3033 + ... + 9664.

Almost surely, 2^42103252 is an apocalyptic number.

It is an amenable number.

42103252 is a deficient number, since it is larger than the sum of its proper divisors (31672128).

42103252 is a wasteful number, since it uses less digits than its factorization.

42103252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13530 (or 13528 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 42103252 is about 6488.7018732563. The cubic root of 42103252 is about 347.8872779762.

Adding to 42103252 its reverse (25230124), we get a palindrome (67333376).

The spelling of 42103252 in words is "forty-two million, one hundred three thousand, two hundred fifty-two".