126643352 has 16 divisors (see below), whose sum is σ = 259043400. Its totient is φ = 57565120.

The previous prime is 126643343. The next prime is 126643403. The reversal of 126643352 is 253346621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719477 + ... + 719652.

Almost surely, 2^126643352 is an apocalyptic number.

It is an amenable number.

126643352 is an abundant number, since it is smaller than the sum of its proper divisors (132400048).

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

126643352 is a wasteful number, since it uses less digits than its factorization.

126643352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439146 (or 1439142 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 126643352 is about 11253.5928485084. The cubic root of 126643352 is about 502.1816033693.

Adding to 126643352 its reverse (253346621), we get a palindrome (379989973).

The spelling of 126643352 in words is "one hundred twenty-six million, six hundred forty-three thousand, three hundred fifty-two".