126746306 has 4 divisors (see below), whose sum is σ = 190119462. Its totient is φ = 63373152.

The previous prime is 126746297. The next prime is 126746329. The reversal of 126746306 is 603647621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 74978281 + 51768025 = 8659^2 + 7195^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31686575 + ... + 31686578.

Almost surely, 2^126746306 is an apocalyptic number.

126746306 is a deficient number, since it is larger than the sum of its proper divisors (63373156).

126746306 is an equidigital number, since it uses as much as digits as its factorization.

126746306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63373155.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 126746306 is about 11258.1661917028. The cubic root of 126746306 is about 502.3176484127.

The spelling of 126746306 in words is "one hundred twenty-six million, seven hundred forty-six thousand, three hundred six".