126273546 has 32 divisors (see below), whose sum is σ = 320695680. Its totient is φ = 36078048.

The previous prime is 126273541. The next prime is 126273551. The reversal of 126273546 is 645372621.

It is an interprime number because it is at equal distance from previous prime (126273541) and next prime (126273551).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 126273546.

It is not an unprimeable number, because it can be changed into a prime (126273541) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 166651 + ... + 167406.

It is an arithmetic number, because the mean of its divisors is an integer number (10021740).

Almost surely, 2^126273546 is an apocalyptic number.

126273546 is an abundant number, since it is smaller than the sum of its proper divisors (194422134).

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

126273546 is a wasteful number, since it uses less digits than its factorization.

126273546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334075 (or 334069 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 126273546 is about 11237.1502615209. The cubic root of 126273546 is about 501.6923269301.

The spelling of 126273546 in words is "one hundred twenty-six million, two hundred seventy-three thousand, five hundred forty-six".