126342306 has 36 divisors (see below), whose sum is σ = 277595682. Its totient is φ = 41524992.

The previous prime is 126342263. The next prime is 126342313. The reversal of 126342306 is 603243621.

126342306 is a `hidden beast` number, since 1 + 2 + 634 + 23 + 0 + 6 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 43441281 + 82901025 = 6591^2 + 9105^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 126342306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 469540 + ... + 469808.

Almost surely, 2^126342306 is an apocalyptic number.

126342306 is an abundant number, since it is smaller than the sum of its proper divisors (151253376).

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

126342306 is an equidigital number, since it uses as much as digits as its factorization.

126342306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 126342306 is about 11240.2093396876. The cubic root of 126342306 is about 501.7833729328.

Adding to 126342306 its reverse (603243621), we get a palindrome (729585927).

The spelling of 126342306 in words is "one hundred twenty-six million, three hundred forty-two thousand, three hundred six".