126287532 has 48 divisors (see below), whose sum is σ = 374187520. Its totient is φ = 36081936.

The previous prime is 126287519. The next prime is 126287533. The reversal of 126287532 is 235782621.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (126287533) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 82768 + ... + 84279.

Almost surely, 2^126287532 is an apocalyptic number.

126287532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126287532 is an abundant number, since it is smaller than the sum of its proper divisors (247899988).

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

126287532 is a wasteful number, since it uses less digits than its factorization.

126287532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167067 (or 167059 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 126287532 is about 11237.7725550929. The cubic root of 126287532 is about 501.7108486502.

The spelling of 126287532 in words is "one hundred twenty-six million, two hundred eighty-seven thousand, five hundred thirty-two".