126303552 has 42 divisors (see below), whose sum is σ = 362027978. Its totient is φ = 42100992.

The previous prime is 126303547. The next prime is 126303553. The reversal of 126303552 is 255303621.

It can be written as a sum of positive squares in only one way, i.e., 117158976 + 9144576 = 10824^2 + 3024^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126303553) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 109063 + ... + 110214.

Almost surely, 2^126303552 is an apocalyptic number.

126303552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126303552 is an abundant number, since it is smaller than the sum of its proper divisors (235724426).

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

126303552 is a wasteful number, since it uses less digits than its factorization.

126303552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219295 (or 219282 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 126303552 is about 11238.4853071933. The cubic root of 126303552 is about 501.7320623252.

The spelling of 126303552 in words is "one hundred twenty-six million, three hundred three thousand, five hundred fifty-two".